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Finding the Fourth Proportional to 588.32, 881.48 and 402.96

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Solution

The fourth proportional to 588.32, 881.48 and 402.96 is: 603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.32 : 881.48 = 402.96 : x
  2. Step 2: Convert to fraction form
    588.32/881.48 = 402.96/x
  3. Step 3: Cross multiply
    588.32x = 881.48 × 402.96
  4. Step 4: Simplify right side
    588.32x = 355,201.18
  5. Step 5: Solve for x
    x = 355,201.18/588.32
  6. Step 6: Final answer
    x = 603.76

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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.