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Finding the Third Proportional to 12,479 and 26,937

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Solution

The third proportional to 12,479 and 26,937 is: 58,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479 : 26,937 = 26,937 : x
  2. Step 2: Convert to fraction form
    12,479/26,937 = 26,937/x
  3. Step 3: Cross multiply
    12,479x = 26,937 × 26,937
  4. Step 4: Simplify right side
    12,479x = 725,601,969
  5. Step 5: Solve for x
    x = 725,601,969/12,479
  6. Step 6: Final answer
    x = 58,145.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.