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Finding the Third Proportional to 17,659.50 and 26,480.25

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Solution

The third proportional to 17,659.50 and 26,480.25 is: 39,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.50 : 26,480.25 = 26,480.25 : x
  2. Step 2: Convert to fraction form
    17,659.50/26,480.25 = 26,480.25/x
  3. Step 3: Cross multiply
    17,659.50x = 26,480.25 × 26,480.25
  4. Step 4: Simplify right side
    17,659.50x = 701,203,640.06
  5. Step 5: Solve for x
    x = 701,203,640.06/17,659.50
  6. Step 6: Final answer
    x = 39,706.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.