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Finding the Fourth Proportional to 588.40, 882.89 and 416.17

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Solution

The fourth proportional to 588.40, 882.89 and 416.17 is: 624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.40 : 882.89 = 416.17 : x
  2. Step 2: Convert to fraction form
    588.40/882.89 = 416.17/x
  3. Step 3: Cross multiply
    588.40x = 882.89 × 416.17
  4. Step 4: Simplify right side
    588.40x = 367,432.33
  5. Step 5: Solve for x
    x = 367,432.33/588.40
  6. Step 6: Final answer
    x = 624.46

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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.