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Finding the Third Proportional to 26,679 and 57,918

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Solution

The third proportional to 26,679 and 57,918 is: 125,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679 : 57,918 = 57,918 : x
  2. Step 2: Convert to fraction form
    26,679/57,918 = 57,918/x
  3. Step 3: Cross multiply
    26,679x = 57,918 × 57,918
  4. Step 4: Simplify right side
    26,679x = 3,354,494,724
  5. Step 5: Solve for x
    x = 3,354,494,724/26,679
  6. Step 6: Final answer
    x = 125,735.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.