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Finding the Third Proportional to 3,387 and 5,063

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Solution

The third proportional to 3,387 and 5,063 is: 7,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387 : 5,063 = 5,063 : x
  2. Step 2: Convert to fraction form
    3,387/5,063 = 5,063/x
  3. Step 3: Cross multiply
    3,387x = 5,063 × 5,063
  4. Step 4: Simplify right side
    3,387x = 25,633,969
  5. Step 5: Solve for x
    x = 25,633,969/3,387
  6. Step 6: Final answer
    x = 7,568.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.