Finding the Fourth Proportional to 574,207.06, 861,310.86 and 258,294.88
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Solution
The fourth proportional to 574,207.06, 861,310.86 and 258,294.88 is: 387,442.44
Step by Step Solution
- Step 1: Write the proportion equation
574,207.06 : 861,310.86 = 258,294.88 : x - Step 2: Convert to fraction form
574,207.06/861,310.86 = 258,294.88/x - Step 3: Cross multiply
574,207.06x = 861,310.86 × 258,294.88 - Step 4: Simplify right side
574,207.06x = 222,472,185,226.40 - Step 5: Solve for x
x = 222,472,185,226.40/574,207.06 - Step 6: Final answer
x = 387,442.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.