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Finding the Third Proportional to 36,936 and 80,642

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Solution

The third proportional to 36,936 and 80,642 is: 176,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936 : 80,642 = 80,642 : x
  2. Step 2: Convert to fraction form
    36,936/80,642 = 80,642/x
  3. Step 3: Cross multiply
    36,936x = 80,642 × 80,642
  4. Step 4: Simplify right side
    36,936x = 6,503,132,164
  5. Step 5: Solve for x
    x = 6,503,132,164/36,936
  6. Step 6: Final answer
    x = 176,064.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.