Chubbychum56sgo Chubbychum56sgo Math Answered You have learned from your previous lesson that if ratios are equal, they forma proportion. Write YES if the ratios form a proportion and NO if it does not.___1. 2:5 = 4:10___2. 4:26 = 25:100___3. 3:5 = 4:8___4. 12:21 = 4:8___5. 10:6 = 3:5___6. 4/5 = 8/10___7. 2/50 = 1/25___8. 6/2 = 12/2___9. 24/75 = 25/80___10. 16/24 = 18/27