Finding the Fourth Proportional to 406,202.17, 560,590.53 and 224,930.95
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Solution
The fourth proportional to 406,202.17, 560,590.53 and 224,930.95 is: 310,422.17
Step by Step Solution
- Step 1: Write the proportion equation
406,202.17 : 560,590.53 = 224,930.95 : x - Step 2: Convert to fraction form
406,202.17/560,590.53 = 224,930.95/x - Step 3: Cross multiply
406,202.17x = 560,590.53 × 224,930.95 - Step 4: Simplify right side
406,202.17x = 126,094,160,473.90 - Step 5: Solve for x
x = 126,094,160,473.90/406,202.17 - Step 6: Final answer
x = 310,422.17
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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.