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Finding the Third Proportional to 4,193.44 and 8,651.81

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Solution

The third proportional to 4,193.44 and 8,651.81 is: 17,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.44 : 8,651.81 = 8,651.81 : x
  2. Step 2: Convert to fraction form
    4,193.44/8,651.81 = 8,651.81/x
  3. Step 3: Cross multiply
    4,193.44x = 8,651.81 × 8,651.81
  4. Step 4: Simplify right side
    4,193.44x = 74,853,859.54
  5. Step 5: Solve for x
    x = 74,853,859.54/4,193.44
  6. Step 6: Final answer
    x = 17,850.24

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.