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Finding the Fourth Proportional to 232.83, 321.15 and 177.44

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Solution

The fourth proportional to 232.83, 321.15 and 177.44 is: 244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.83 : 321.15 = 177.44 : x
  2. Step 2: Convert to fraction form
    232.83/321.15 = 177.44/x
  3. Step 3: Cross multiply
    232.83x = 321.15 × 177.44
  4. Step 4: Simplify right side
    232.83x = 56,984.86
  5. Step 5: Solve for x
    x = 56,984.86/232.83
  6. Step 6: Final answer
    x = 244.75

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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.