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Finding the Fourth Proportional to 424,892.43, 586,355.49 and 233,909.01

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Solution

The fourth proportional to 424,892.43, 586,355.49 and 233,909.01 is: 322,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,892.43 : 586,355.49 = 233,909.01 : x
  2. Step 2: Convert to fraction form
    424,892.43/586,355.49 = 233,909.01/x
  3. Step 3: Cross multiply
    424,892.43x = 586,355.49 × 233,909.01
  4. Step 4: Simplify right side
    424,892.43x = 137,153,832,173.97
  5. Step 5: Solve for x
    x = 137,153,832,173.97/424,892.43
  6. Step 6: Final answer
    x = 322,796.60

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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.