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Finding the Third Proportional to 36,982.50 and 80,877

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Solution

The third proportional to 36,982.50 and 80,877 is: 176,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.50 : 80,877 = 80,877 : x
  2. Step 2: Convert to fraction form
    36,982.50/80,877 = 80,877/x
  3. Step 3: Cross multiply
    36,982.50x = 80,877 × 80,877
  4. Step 4: Simplify right side
    36,982.50x = 6,541,089,129
  5. Step 5: Solve for x
    x = 6,541,089,129/36,982.50
  6. Step 6: Final answer
    x = 176,869.85

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.