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Finding the Third Proportional to 48,812 and 71,364

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Solution

The third proportional to 48,812 and 71,364 is: 104,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,812 : 71,364 = 71,364 : x
  2. Step 2: Convert to fraction form
    48,812/71,364 = 71,364/x
  3. Step 3: Cross multiply
    48,812x = 71,364 × 71,364
  4. Step 4: Simplify right side
    48,812x = 5,092,820,496
  5. Step 5: Solve for x
    x = 5,092,820,496/48,812
  6. Step 6: Final answer
    x = 104,335.42

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.