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Finding the Third Proportional to 18,336.13 and 27,544.69

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Solution

The third proportional to 18,336.13 and 27,544.69 is: 41,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.13 : 27,544.69 = 27,544.69 : x
  2. Step 2: Convert to fraction form
    18,336.13/27,544.69 = 27,544.69/x
  3. Step 3: Cross multiply
    18,336.13x = 27,544.69 × 27,544.69
  4. Step 4: Simplify right side
    18,336.13x = 758,709,809.47
  5. Step 5: Solve for x
    x = 758,709,809.47/18,336.13
  6. Step 6: Final answer
    x = 41,377.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.