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Finding the Fourth Proportional to 588.57, 883.38 and 314.89

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Solution

The fourth proportional to 588.57, 883.38 and 314.89 is: 472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.57 : 883.38 = 314.89 : x
  2. Step 2: Convert to fraction form
    588.57/883.38 = 314.89/x
  3. Step 3: Cross multiply
    588.57x = 883.38 × 314.89
  4. Step 4: Simplify right side
    588.57x = 278,167.53
  5. Step 5: Solve for x
    x = 278,167.53/588.57
  6. Step 6: Final answer
    x = 472.62

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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.