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Finding the Third Proportional to 3,363.61 and 5,249.81

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Solution

The third proportional to 3,363.61 and 5,249.81 is: 8,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.61 : 5,249.81 = 5,249.81 : x
  2. Step 2: Convert to fraction form
    3,363.61/5,249.81 = 5,249.81/x
  3. Step 3: Cross multiply
    3,363.61x = 5,249.81 × 5,249.81
  4. Step 4: Simplify right side
    3,363.61x = 27,560,531.29
  5. Step 5: Solve for x
    x = 27,560,531.29/3,363.61
  6. Step 6: Final answer
    x = 8,193.74

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.