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Finding the Third Proportional to 12,080 and 25,612

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Solution

The third proportional to 12,080 and 25,612 is: 54,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080 : 25,612 = 25,612 : x
  2. Step 2: Convert to fraction form
    12,080/25,612 = 25,612/x
  3. Step 3: Cross multiply
    12,080x = 25,612 × 25,612
  4. Step 4: Simplify right side
    12,080x = 655,974,544
  5. Step 5: Solve for x
    x = 655,974,544/12,080
  6. Step 6: Final answer
    x = 54,302.53

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.