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Finding the Third Proportional to 3,954,724.31 and 8,669,249.44

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Solution

The third proportional to 3,954,724.31 and 8,669,249.44 is: 19,004,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,724.31 : 8,669,249.44 = 8,669,249.44 : x
  2. Step 2: Convert to fraction form
    3,954,724.31/8,669,249.44 = 8,669,249.44/x
  3. Step 3: Cross multiply
    3,954,724.31x = 8,669,249.44 × 8,669,249.44
  4. Step 4: Simplify right side
    3,954,724.31x = 75,155,885,809,594.06
  5. Step 5: Solve for x
    x = 75,155,885,809,594.06/3,954,724.31
  6. Step 6: Final answer
    x = 19,004,077.12

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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.