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Finding the Third Proportional to 53,682 and 124,812

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Solution

The third proportional to 53,682 and 124,812 is: 290,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682 : 124,812 = 124,812 : x
  2. Step 2: Convert to fraction form
    53,682/124,812 = 124,812/x
  3. Step 3: Cross multiply
    53,682x = 124,812 × 124,812
  4. Step 4: Simplify right side
    53,682x = 15,578,035,344
  5. Step 5: Solve for x
    x = 15,578,035,344/53,682
  6. Step 6: Final answer
    x = 290,191.04

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.