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Finding the Third Proportional to 17,382.75 and 37,386.19

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Solution

The third proportional to 17,382.75 and 37,386.19 is: 80,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.75 : 37,386.19 = 37,386.19 : x
  2. Step 2: Convert to fraction form
    17,382.75/37,386.19 = 37,386.19/x
  3. Step 3: Cross multiply
    17,382.75x = 37,386.19 × 37,386.19
  4. Step 4: Simplify right side
    17,382.75x = 1,397,727,015.79
  5. Step 5: Solve for x
    x = 1,397,727,015.79/17,382.75
  6. Step 6: Final answer
    x = 80,408.85

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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.