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Finding the Third Proportional to 16,645.13 and 25,140.75

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Solution

The third proportional to 16,645.13 and 25,140.75 is: 37,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,645.13 : 25,140.75 = 25,140.75 : x
  2. Step 2: Convert to fraction form
    16,645.13/25,140.75 = 25,140.75/x
  3. Step 3: Cross multiply
    16,645.13x = 25,140.75 × 25,140.75
  4. Step 4: Simplify right side
    16,645.13x = 632,057,310.56
  5. Step 5: Solve for x
    x = 632,057,310.56/16,645.13
  6. Step 6: Final answer
    x = 37,972.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.