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Finding the Third Proportional to 8,794.31 and 18,818.77

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Solution

The third proportional to 8,794.31 and 18,818.77 is: 40,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.31 : 18,818.77 = 18,818.77 : x
  2. Step 2: Convert to fraction form
    8,794.31/18,818.77 = 18,818.77/x
  3. Step 3: Cross multiply
    8,794.31x = 18,818.77 × 18,818.77
  4. Step 4: Simplify right side
    8,794.31x = 354,145,939.65
  5. Step 5: Solve for x
    x = 354,145,939.65/8,794.31
  6. Step 6: Final answer
    x = 40,269.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.