ET one Place be in 50. co de. the other in 55. co de. d North Latitude: And 6. 50 deg. difference in Longitude: Then the Middle Latitude between 50. co deg. and 55.00 deg. is 52. 50 de. And its Complement 37. 50 deg. Then (1) For the Rumb: The Proportion is, TH HE Latitudes of two Places, A and C, and theRumb, B AC, (or Course) between them Given: to Find, (1) Their Distance A C. (2) Their Difference of Longitude, B C. For the Distance it may be found as in the former Problem. 4 PROB. HI, HE Dißance AC, 361.06 M. And both the Latitudes Given, THE To the Sine of 56.19 deg. Meridian. 2.557579 12.477121 10. 9.919542 Whole Complement 33.81 deg. is the Rumb BA C. from the PROB. IV. HAvi Aving one Latitude, the Rumb, and Distance upon the Rumb to find the Difference of Latitude. 10. 9.919542 2.557579 x2.477121 Aving the Rumb and both Latitudes given, to find the Diffe rence of Longitude. HA |