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Finding the Third Proportional to 80,958 and 126,735

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Solution

The third proportional to 80,958 and 126,735 is: 198,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,958 : 126,735 = 126,735 : x
  2. Step 2: Convert to fraction form
    80,958/126,735 = 126,735/x
  3. Step 3: Cross multiply
    80,958x = 126,735 × 126,735
  4. Step 4: Simplify right side
    80,958x = 16,061,760,225
  5. Step 5: Solve for x
    x = 16,061,760,225/80,958
  6. Step 6: Final answer
    x = 198,396.21

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.