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Finding the Third Proportional to 8,840.81 and 18,399.66

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Solution

The third proportional to 8,840.81 and 18,399.66 is: 38,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.81 : 18,399.66 = 18,399.66 : x
  2. Step 2: Convert to fraction form
    8,840.81/18,399.66 = 18,399.66/x
  3. Step 3: Cross multiply
    8,840.81x = 18,399.66 × 18,399.66
  4. Step 4: Simplify right side
    8,840.81x = 338,547,350.12
  5. Step 5: Solve for x
    x = 338,547,350.12/8,840.81
  6. Step 6: Final answer
    x = 38,293.69

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.