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Finding the Third Proportional to 16,819.31 and 26,387.86

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Solution

The third proportional to 16,819.31 and 26,387.86 is: 41,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.31 : 26,387.86 = 26,387.86 : x
  2. Step 2: Convert to fraction form
    16,819.31/26,387.86 = 26,387.86/x
  3. Step 3: Cross multiply
    16,819.31x = 26,387.86 × 26,387.86
  4. Step 4: Simplify right side
    16,819.31x = 696,319,122.39
  5. Step 5: Solve for x
    x = 696,319,122.39/16,819.31
  6. Step 6: Final answer
    x = 41,399.98

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