SOLUTION: The perimeter of a triangle is 240. Its sides are proportional to 3:4:5. The largest side of the triangle is

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Question 892961: The perimeter of a triangle is 240. Its sides are proportional to 3:4:5. The largest side of the triangle is
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
3x%2B4x%2B5x=240
12x=240
x=20
The longest side is 5x=100