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Finding the Fourth Proportional to 493.01, 739.55 and 232.93

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Solution

The fourth proportional to 493.01, 739.55 and 232.93 is: 349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.01 : 739.55 = 232.93 : x
  2. Step 2: Convert to fraction form
    493.01/739.55 = 232.93/x
  3. Step 3: Cross multiply
    493.01x = 739.55 × 232.93
  4. Step 4: Simplify right side
    493.01x = 172,263.38
  5. Step 5: Solve for x
    x = 172,263.38/493.01
  6. Step 6: Final answer
    x = 349.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.