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Finding the Fourth Proportional to 531,589.64, 797,387.33 and 132,230.42

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Solution

The fourth proportional to 531,589.64, 797,387.33 and 132,230.42 is: 198,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,589.64 : 797,387.33 = 132,230.42 : x
  2. Step 2: Convert to fraction form
    531,589.64/797,387.33 = 132,230.42/x
  3. Step 3: Cross multiply
    531,589.64x = 797,387.33 × 132,230.42
  4. Step 4: Simplify right side
    531,589.64x = 105,438,857,892.22
  5. Step 5: Solve for x
    x = 105,438,857,892.22/531,589.64
  6. Step 6: Final answer
    x = 198,346.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.