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Finding the Third Proportional to 132.89 and 197.44

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Solution

The third proportional to 132.89 and 197.44 is: 293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.89 : 197.44 = 197.44 : x
  2. Step 2: Convert to fraction form
    132.89/197.44 = 197.44/x
  3. Step 3: Cross multiply
    132.89x = 197.44 × 197.44
  4. Step 4: Simplify right side
    132.89x = 38,981.57
  5. Step 5: Solve for x
    x = 38,981.57/132.89
  6. Step 6: Final answer
    x = 293.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.