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Finding the Fourth Proportional to 610.97, 915.90 and 592.61

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Solution

The fourth proportional to 610.97, 915.90 and 592.61 is: 888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.97 : 915.90 = 592.61 : x
  2. Step 2: Convert to fraction form
    610.97/915.90 = 592.61/x
  3. Step 3: Cross multiply
    610.97x = 915.90 × 592.61
  4. Step 4: Simplify right side
    610.97x = 542,771.50
  5. Step 5: Solve for x
    x = 542,771.50/610.97
  6. Step 6: Final answer
    x = 888.38

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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.