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Finding the Fourth Proportional to 588.29, 881.97 and 405.14

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Solution

The fourth proportional to 588.29, 881.97 and 405.14 is: 607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.29 : 881.97 = 405.14 : x
  2. Step 2: Convert to fraction form
    588.29/881.97 = 405.14/x
  3. Step 3: Cross multiply
    588.29x = 881.97 × 405.14
  4. Step 4: Simplify right side
    588.29x = 357,321.33
  5. Step 5: Solve for x
    x = 357,321.33/588.29
  6. Step 6: Final answer
    x = 607.39

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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.