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Finding the Third Proportional to 12,517 and 26,761

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Solution

The third proportional to 12,517 and 26,761 is: 57,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517 : 26,761 = 26,761 : x
  2. Step 2: Convert to fraction form
    12,517/26,761 = 26,761/x
  3. Step 3: Cross multiply
    12,517x = 26,761 × 26,761
  4. Step 4: Simplify right side
    12,517x = 716,151,121
  5. Step 5: Solve for x
    x = 716,151,121/12,517
  6. Step 6: Final answer
    x = 57,214.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.