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Finding the Fourth Proportional to 429.42, 592.59 and 232.93

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Solution

The fourth proportional to 429.42, 592.59 and 232.93 is: 321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.42 : 592.59 = 232.93 : x
  2. Step 2: Convert to fraction form
    429.42/592.59 = 232.93/x
  3. Step 3: Cross multiply
    429.42x = 592.59 × 232.93
  4. Step 4: Simplify right side
    429.42x = 138,029.61
  5. Step 5: Solve for x
    x = 138,029.61/429.42
  6. Step 6: Final answer
    x = 321.43

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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.