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Finding the Third Proportional to 4,040,305.31 and 8,866,366.31

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Solution

The third proportional to 4,040,305.31 and 8,866,366.31 is: 19,457,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,305.31 : 8,866,366.31 = 8,866,366.31 : x
  2. Step 2: Convert to fraction form
    4,040,305.31/8,866,366.31 = 8,866,366.31/x
  3. Step 3: Cross multiply
    4,040,305.31x = 8,866,366.31 × 8,866,366.31
  4. Step 4: Simplify right side
    4,040,305.31x = 78,612,451,587,434.84
  5. Step 5: Solve for x
    x = 78,612,451,587,434.84/4,040,305.31
  6. Step 6: Final answer
    x = 19,457,057.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.