Use 9 numbers 123456789 to write three fractions of equal size. Each number can only be used once

Use 9 numbers 123456789 to write three fractions of equal size. Each number can only be used once

3/6=9/18=27/54
2/6=3/9=58/174
2/4=3/6=79/158

Use the nine numbers 1-9 to form three equal fractions (each number can only be used once) * / *, * / *, * * / *, or * / *, * / *, * / **/**

1/2、3/6、4/8

Use the nine numbers 1-9 to form three equal fractions (each number can only be used once)

1/2=3/6=4/8.

Use the nine numbers 1-9 to form three equal fractions (once for each number)*/**=*/**=*/**

Answer: 3 / 21 = 7 / 49 = 8 / 56