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Finding the Third Proportional to 2,493 and 5,487.19

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Solution

The third proportional to 2,493 and 5,487.19 is: 12,077.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493 : 5,487.19 = 5,487.19 : x
  2. Step 2: Convert to fraction form
    2,493/5,487.19 = 5,487.19/x
  3. Step 3: Cross multiply
    2,493x = 5,487.19 × 5,487.19
  4. Step 4: Simplify right side
    2,493x = 30,109,226.66
  5. Step 5: Solve for x
    x = 30,109,226.66/2,493
  6. Step 6: Final answer
    x = 12,077.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.