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Finding the Third Proportional to 12,561 and 22,044

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Solution

The third proportional to 12,561 and 22,044 is: 38,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561 : 22,044 = 22,044 : x
  2. Step 2: Convert to fraction form
    12,561/22,044 = 22,044/x
  3. Step 3: Cross multiply
    12,561x = 22,044 × 22,044
  4. Step 4: Simplify right side
    12,561x = 485,937,936
  5. Step 5: Solve for x
    x = 485,937,936/12,561
  6. Step 6: Final answer
    x = 38,686.25

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Why These Related Problems?

These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.