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Finding the Fourth Proportional to 429.89, 593.22 and 240.83

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Solution

The fourth proportional to 429.89, 593.22 and 240.83 is: 332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.89 : 593.22 = 240.83 : x
  2. Step 2: Convert to fraction form
    429.89/593.22 = 240.83/x
  3. Step 3: Cross multiply
    429.89x = 593.22 × 240.83
  4. Step 4: Simplify right side
    429.89x = 142,862.21
  5. Step 5: Solve for x
    x = 142,862.21/429.89
  6. Step 6: Final answer
    x = 332.33

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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.