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Finding the Fourth Proportional to 610,615.29, 915,572.52 and 231,294.10

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Solution

The fourth proportional to 610,615.29, 915,572.52 and 231,294.10 is: 346,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,615.29 : 915,572.52 = 231,294.10 : x
  2. Step 2: Convert to fraction form
    610,615.29/915,572.52 = 231,294.10/x
  3. Step 3: Cross multiply
    610,615.29x = 915,572.52 × 231,294.10
  4. Step 4: Simplify right side
    610,615.29x = 211,766,522,076.41
  5. Step 5: Solve for x
    x = 211,766,522,076.41/610,615.29
  6. Step 6: Final answer
    x = 346,808.41

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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.