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Finding the Third Proportional to 3,844,563.75 and 8,456,460.75

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Solution

The third proportional to 3,844,563.75 and 8,456,460.75 is: 18,600,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,563.75 : 8,456,460.75 = 8,456,460.75 : x
  2. Step 2: Convert to fraction form
    3,844,563.75/8,456,460.75 = 8,456,460.75/x
  3. Step 3: Cross multiply
    3,844,563.75x = 8,456,460.75 × 8,456,460.75
  4. Step 4: Simplify right side
    3,844,563.75x = 71,511,728,416,290.56
  5. Step 5: Solve for x
    x = 71,511,728,416,290.56/3,844,563.75
  6. Step 6: Final answer
    x = 18,600,739.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.