3 2/5 :x = 6 4/5 : 1 1/3
3 2/5 :x = 6 4/5 : 1 1/3 3 2/5 : x = 34/5 * 3/4 3 2/5 : x = 51/10 x = 3 2/5 : 51/10 x = 17/5 * 10/51 x = 2/3 ============= 3 2/5 :x = 6 4/5 : 1 1/3 6 4/5*x = 3 2/5*1 1/3 34/5x = 17/5 * 4/3 34/5x = 68/15 x = 68/15 * 5/34 x = 2/3
спасибо