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Finding the Third Proportional to 5,217.38 and 10,674.75

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Solution

The third proportional to 5,217.38 and 10,674.75 is: 21,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.38 : 10,674.75 = 10,674.75 : x
  2. Step 2: Convert to fraction form
    5,217.38/10,674.75 = 10,674.75/x
  3. Step 3: Cross multiply
    5,217.38x = 10,674.75 × 10,674.75
  4. Step 4: Simplify right side
    5,217.38x = 113,950,287.56
  5. Step 5: Solve for x
    x = 113,950,287.56/5,217.38
  6. Step 6: Final answer
    x = 21,840.54

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.