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Finding the Third Proportional to 12,607 and 26,869

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Solution

The third proportional to 12,607 and 26,869 is: 57,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607 : 26,869 = 26,869 : x
  2. Step 2: Convert to fraction form
    12,607/26,869 = 26,869/x
  3. Step 3: Cross multiply
    12,607x = 26,869 × 26,869
  4. Step 4: Simplify right side
    12,607x = 721,943,161
  5. Step 5: Solve for x
    x = 721,943,161/12,607
  6. Step 6: Final answer
    x = 57,265.26

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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.