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Finding the Third Proportional to 5,644.69 and 12,408.19

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Solution

The third proportional to 5,644.69 and 12,408.19 is: 27,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.69 : 12,408.19 = 12,408.19 : x
  2. Step 2: Convert to fraction form
    5,644.69/12,408.19 = 12,408.19/x
  3. Step 3: Cross multiply
    5,644.69x = 12,408.19 × 12,408.19
  4. Step 4: Simplify right side
    5,644.69x = 153,963,117.04
  5. Step 5: Solve for x
    x = 153,963,117.04/5,644.69
  6. Step 6: Final answer
    x = 27,275.76

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