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Finding the Third Proportional to 33,728 and 54,192

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Solution

The third proportional to 33,728 and 54,192 is: 87,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728 : 54,192 = 54,192 : x
  2. Step 2: Convert to fraction form
    33,728/54,192 = 54,192/x
  3. Step 3: Cross multiply
    33,728x = 54,192 × 54,192
  4. Step 4: Simplify right side
    33,728x = 2,936,772,864
  5. Step 5: Solve for x
    x = 2,936,772,864/33,728
  6. Step 6: Final answer
    x = 87,072.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.