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Finding the Third Proportional to 19,394.44 and 27,447.61

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Solution

The third proportional to 19,394.44 and 27,447.61 is: 38,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.44 : 27,447.61 = 27,447.61 : x
  2. Step 2: Convert to fraction form
    19,394.44/27,447.61 = 27,447.61/x
  3. Step 3: Cross multiply
    19,394.44x = 27,447.61 × 27,447.61
  4. Step 4: Simplify right side
    19,394.44x = 753,371,260.40
  5. Step 5: Solve for x
    x = 753,371,260.40/19,394.44
  6. Step 6: Final answer
    x = 38,844.71

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.