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Finding the Third Proportional to 3,864.09 and 5,248.97

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Solution

The third proportional to 3,864.09 and 5,248.97 is: 7,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.09 : 5,248.97 = 5,248.97 : x
  2. Step 2: Convert to fraction form
    3,864.09/5,248.97 = 5,248.97/x
  3. Step 3: Cross multiply
    3,864.09x = 5,248.97 × 5,248.97
  4. Step 4: Simplify right side
    3,864.09x = 27,551,672.94
  5. Step 5: Solve for x
    x = 27,551,672.94/3,864.09
  6. Step 6: Final answer
    x = 7,130.18

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.