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Finding the Third Proportional to 17,169.47 and 36,928.41

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Solution

The third proportional to 17,169.47 and 36,928.41 is: 79,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169.47 : 36,928.41 = 36,928.41 : x
  2. Step 2: Convert to fraction form
    17,169.47/36,928.41 = 36,928.41/x
  3. Step 3: Cross multiply
    17,169.47x = 36,928.41 × 36,928.41
  4. Step 4: Simplify right side
    17,169.47x = 1,363,707,188.17
  5. Step 5: Solve for x
    x = 1,363,707,188.17/17,169.47
  6. Step 6: Final answer
    x = 79,426.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.