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Finding the Fourth Proportional to 293.38, 440.18 and 110.82

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Solution

The fourth proportional to 293.38, 440.18 and 110.82 is: 166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.38 : 440.18 = 110.82 : x
  2. Step 2: Convert to fraction form
    293.38/440.18 = 110.82/x
  3. Step 3: Cross multiply
    293.38x = 440.18 × 110.82
  4. Step 4: Simplify right side
    293.38x = 48,781.02
  5. Step 5: Solve for x
    x = 48,781.02/293.38
  6. Step 6: Final answer
    x = 166.27

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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.