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Finding the Third Proportional to 17,212.50 and 26,578.13

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Solution

The third proportional to 17,212.50 and 26,578.13 is: 41,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.50 : 26,578.13 = 26,578.13 : x
  2. Step 2: Convert to fraction form
    17,212.50/26,578.13 = 26,578.13/x
  3. Step 3: Cross multiply
    17,212.50x = 26,578.13 × 26,578.13
  4. Step 4: Simplify right side
    17,212.50x = 706,396,728.52
  5. Step 5: Solve for x
    x = 706,396,728.52/17,212.50
  6. Step 6: Final answer
    x = 41,039.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.