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Finding the Third Proportional to 3,711.75 and 7,560.38

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Solution

The third proportional to 3,711.75 and 7,560.38 is: 15,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.75 : 7,560.38 = 7,560.38 : x
  2. Step 2: Convert to fraction form
    3,711.75/7,560.38 = 7,560.38/x
  3. Step 3: Cross multiply
    3,711.75x = 7,560.38 × 7,560.38
  4. Step 4: Simplify right side
    3,711.75x = 57,159,270.14
  5. Step 5: Solve for x
    x = 57,159,270.14/3,711.75
  6. Step 6: Final answer
    x = 15,399.55

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.