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Finding the Third Proportional to 12,600 and 26,856

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Solution

The third proportional to 12,600 and 26,856 is: 57,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600 : 26,856 = 26,856 : x
  2. Step 2: Convert to fraction form
    12,600/26,856 = 26,856/x
  3. Step 3: Cross multiply
    12,600x = 26,856 × 26,856
  4. Step 4: Simplify right side
    12,600x = 721,244,736
  5. Step 5: Solve for x
    x = 721,244,736/12,600
  6. Step 6: Final answer
    x = 57,241.65

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.