12 to 34
24 to 68
258 to 731
30 : 40 and 33 : 44 are two possible equivalent ratios.
Three to one and 12 to 4
12 to 14 18 to 21
30 to 12 45 to 18
1 to 5 and 3 to 15
They are: 9 to 2 and 27 to 6
10 and 4 15 and 6
80 to 60 and 800 to 600 are two simple answers.
When two ratios form a proportion, the ratios are equal
3 to 4 6 to 8
They are 2/9 and 12/54
60/100, 600000/1000000