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Finding the Third Proportional to 18,027.56 and 28,324.69

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Solution

The third proportional to 18,027.56 and 28,324.69 is: 44,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.56 : 28,324.69 = 28,324.69 : x
  2. Step 2: Convert to fraction form
    18,027.56/28,324.69 = 28,324.69/x
  3. Step 3: Cross multiply
    18,027.56x = 28,324.69 × 28,324.69
  4. Step 4: Simplify right side
    18,027.56x = 802,287,921.97
  5. Step 5: Solve for x
    x = 802,287,921.97/18,027.56
  6. Step 6: Final answer
    x = 44,503.41

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.