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Finding the Fourth Proportional to 592.52, 817.28 and 396.04

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Solution

The fourth proportional to 592.52, 817.28 and 396.04 is: 546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.52 : 817.28 = 396.04 : x
  2. Step 2: Convert to fraction form
    592.52/817.28 = 396.04/x
  3. Step 3: Cross multiply
    592.52x = 817.28 × 396.04
  4. Step 4: Simplify right side
    592.52x = 323,675.57
  5. Step 5: Solve for x
    x = 323,675.57/592.52
  6. Step 6: Final answer
    x = 546.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.