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Finding the Fourth Proportional to 406,044.78, 560,329.14 and 233,963.10

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Solution

The fourth proportional to 406,044.78, 560,329.14 and 233,963.10 is: 322,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,044.78 : 560,329.14 = 233,963.10 : x
  2. Step 2: Convert to fraction form
    406,044.78/560,329.14 = 233,963.10/x
  3. Step 3: Cross multiply
    406,044.78x = 560,329.14 × 233,963.10
  4. Step 4: Simplify right side
    406,044.78x = 131,096,342,614.73
  5. Step 5: Solve for x
    x = 131,096,342,614.73/406,044.78
  6. Step 6: Final answer
    x = 322,861.79

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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.