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Finding the Fourth Proportional to 669,627.19, 924,092.31 and 363,706.53

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Solution

The fourth proportional to 669,627.19, 924,092.31 and 363,706.53 is: 501,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,627.19 : 924,092.31 = 363,706.53 : x
  2. Step 2: Convert to fraction form
    669,627.19/924,092.31 = 363,706.53/x
  3. Step 3: Cross multiply
    669,627.19x = 924,092.31 × 363,706.53
  4. Step 4: Simplify right side
    669,627.19x = 336,098,407,469.78
  5. Step 5: Solve for x
    x = 336,098,407,469.78/669,627.19
  6. Step 6: Final answer
    x = 501,918.70

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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.