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Finding the Third Proportional to 8,727.05 and 18,837.84

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Solution

The third proportional to 8,727.05 and 18,837.84 is: 40,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.05 : 18,837.84 = 18,837.84 : x
  2. Step 2: Convert to fraction form
    8,727.05/18,837.84 = 18,837.84/x
  3. Step 3: Cross multiply
    8,727.05x = 18,837.84 × 18,837.84
  4. Step 4: Simplify right side
    8,727.05x = 354,864,357.15
  5. Step 5: Solve for x
    x = 354,864,357.15/8,727.05
  6. Step 6: Final answer
    x = 40,662.59

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.