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Finding the Third Proportional to 43,379.44 and 65,616.19

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Solution

The third proportional to 43,379.44 and 65,616.19 is: 99,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,379.44 : 65,616.19 = 65,616.19 : x
  2. Step 2: Convert to fraction form
    43,379.44/65,616.19 = 65,616.19/x
  3. Step 3: Cross multiply
    43,379.44x = 65,616.19 × 65,616.19
  4. Step 4: Simplify right side
    43,379.44x = 4,305,484,062.04
  5. Step 5: Solve for x
    x = 4,305,484,062.04/43,379.44
  6. Step 6: Final answer
    x = 99,251.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.