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Finding the Third Proportional to 17,729.25 and 26,243.25

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Solution

The third proportional to 17,729.25 and 26,243.25 is: 38,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.25 : 26,243.25 = 26,243.25 : x
  2. Step 2: Convert to fraction form
    17,729.25/26,243.25 = 26,243.25/x
  3. Step 3: Cross multiply
    17,729.25x = 26,243.25 × 26,243.25
  4. Step 4: Simplify right side
    17,729.25x = 688,708,170.56
  5. Step 5: Solve for x
    x = 688,708,170.56/17,729.25
  6. Step 6: Final answer
    x = 38,845.87

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.