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Finding the Third Proportional to 73,432 and 110,836

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Solution

The third proportional to 73,432 and 110,836 is: 167,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,432 : 110,836 = 110,836 : x
  2. Step 2: Convert to fraction form
    73,432/110,836 = 110,836/x
  3. Step 3: Cross multiply
    73,432x = 110,836 × 110,836
  4. Step 4: Simplify right side
    73,432x = 12,284,618,896
  5. Step 5: Solve for x
    x = 12,284,618,896/73,432
  6. Step 6: Final answer
    x = 167,292.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.