Answer:
2:4:5= 28:56:70
Step-by-step explanation:
Make the proportion an equation and add the like terms.
2x+4x+5x=154
11x=154
Divide.
11x=154
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11 11
x= 14
Check if your answer is correct by:
Substituting the answer to the equation.
2(14)+4(14)+5(14)=154
28+56+70=154
Thus, the answer is correct.