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Finding the Third Proportional to 32.44 and 87.84

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Solution

The third proportional to 32.44 and 87.84 is: 237.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.44 : 87.84 = 87.84 : x
  2. Step 2: Convert to fraction form
    32.44/87.84 = 87.84/x
  3. Step 3: Cross multiply
    32.44x = 87.84 × 87.84
  4. Step 4: Simplify right side
    32.44x = 7,716.52
  5. Step 5: Solve for x
    x = 7,716.52/32.44
  6. Step 6: Final answer
    x = 237.89

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Why These Related Problems?

These problems maintain the same ratio (2.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.