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Finding the Fourth Proportional to 232.84, 321.03 and 177.49

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Solution

The fourth proportional to 232.84, 321.03 and 177.49 is: 244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.84 : 321.03 = 177.49 : x
  2. Step 2: Convert to fraction form
    232.84/321.03 = 177.49/x
  3. Step 3: Cross multiply
    232.84x = 321.03 × 177.49
  4. Step 4: Simplify right side
    232.84x = 56,980.02
  5. Step 5: Solve for x
    x = 56,980.02/232.84
  6. Step 6: Final answer
    x = 244.72

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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.