Finding the Fourth Proportional to 546,374.92, 754,006.68 and 301,387.79
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Solution
The fourth proportional to 546,374.92, 754,006.68 and 301,387.79 is: 415,920.27
Step by Step Solution
- Step 1: Write the proportion equation
546,374.92 : 754,006.68 = 301,387.79 : x - Step 2: Convert to fraction form
546,374.92/754,006.68 = 301,387.79/x - Step 3: Cross multiply
546,374.92x = 754,006.68 × 301,387.79 - Step 4: Simplify right side
546,374.92x = 227,248,406,930.44 - Step 5: Solve for x
x = 227,248,406,930.44/546,374.92 - Step 6: Final answer
x = 415,920.27
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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.