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Finding the Fourth Proportional to 593.87, 819.59 and 331.88

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Solution

The fourth proportional to 593.87, 819.59 and 331.88 is: 458.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.87 : 819.59 = 331.88 : x
  2. Step 2: Convert to fraction form
    593.87/819.59 = 331.88/x
  3. Step 3: Cross multiply
    593.87x = 819.59 × 331.88
  4. Step 4: Simplify right side
    593.87x = 271,999.77
  5. Step 5: Solve for x
    x = 271,999.77/593.87
  6. Step 6: Final answer
    x = 458.02

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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.