Chuqtieeid Chuqtieeid Math Answered Whats more. Activity 1Direct the proportion. Solve for the N. Use cross products to test for equality.1. 3/7 = X/352. 5/N = 15/153. 9/N = 30/404. N/3 = 20/125. 2/5 = 18/NPasagot lo ng maayos.