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Finding the Fourth Proportional to 588.57, 882.87 and 155.73

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Solution

The fourth proportional to 588.57, 882.87 and 155.73 is: 233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.57 : 882.87 = 155.73 : x
  2. Step 2: Convert to fraction form
    588.57/882.87 = 155.73/x
  3. Step 3: Cross multiply
    588.57x = 882.87 × 155.73
  4. Step 4: Simplify right side
    588.57x = 137,489.35
  5. Step 5: Solve for x
    x = 137,489.35/588.57
  6. Step 6: Final answer
    x = 233.60

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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.