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Finding the Third Proportional to 5,542.25 and 12,263.43

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Solution

The third proportional to 5,542.25 and 12,263.43 is: 27,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.25 : 12,263.43 = 12,263.43 : x
  2. Step 2: Convert to fraction form
    5,542.25/12,263.43 = 12,263.43/x
  3. Step 3: Cross multiply
    5,542.25x = 12,263.43 × 12,263.43
  4. Step 4: Simplify right side
    5,542.25x = 150,391,755.60
  5. Step 5: Solve for x
    x = 150,391,755.60/5,542.25
  6. Step 6: Final answer
    x = 27,135.50

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.