Finding the Fourth Proportional to 416,554.06, 574,844.98 and 235,304.68
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Solution
The fourth proportional to 416,554.06, 574,844.98 and 235,304.68 is: 324,720.67
Step by Step Solution
- Step 1: Write the proportion equation
416,554.06 : 574,844.98 = 235,304.68 : x - Step 2: Convert to fraction form
416,554.06/574,844.98 = 235,304.68/x - Step 3: Cross multiply
416,554.06x = 574,844.98 × 235,304.68 - Step 4: Simplify right side
416,554.06x = 135,263,714,068.51 - Step 5: Solve for x
x = 135,263,714,068.51/416,554.06 - Step 6: Final answer
x = 324,720.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.