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Finding the Fourth Proportional to 588.48, 882.90 and 371.76

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Solution

The fourth proportional to 588.48, 882.90 and 371.76 is: 557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.48 : 882.90 = 371.76 : x
  2. Step 2: Convert to fraction form
    588.48/882.90 = 371.76/x
  3. Step 3: Cross multiply
    588.48x = 882.90 × 371.76
  4. Step 4: Simplify right side
    588.48x = 328,226.90
  5. Step 5: Solve for x
    x = 328,226.90/588.48
  6. Step 6: Final answer
    x = 557.75

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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.