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Finding the Fourth Proportional to 429.87, 593.00 and 272.24

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Solution

The fourth proportional to 429.87, 593.00 and 272.24 is: 375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.87 : 593.00 = 272.24 : x
  2. Step 2: Convert to fraction form
    429.87/593.00 = 272.24/x
  3. Step 3: Cross multiply
    429.87x = 593.00 × 272.24
  4. Step 4: Simplify right side
    429.87x = 161,438.77
  5. Step 5: Solve for x
    x = 161,438.77/429.87
  6. Step 6: Final answer
    x = 375.55

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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.