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Finding the Fourth Proportional to 588.62, 883.07 and 177.72

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Solution

The fourth proportional to 588.62, 883.07 and 177.72 is: 266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.62 : 883.07 = 177.72 : x
  2. Step 2: Convert to fraction form
    588.62/883.07 = 177.72/x
  3. Step 3: Cross multiply
    588.62x = 883.07 × 177.72
  4. Step 4: Simplify right side
    588.62x = 156,939.20
  5. Step 5: Solve for x
    x = 156,939.20/588.62
  6. Step 6: Final answer
    x = 266.62

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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.