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Finding the Third Proportional to 4,181,249 and 8,587,615

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Solution

The third proportional to 4,181,249 and 8,587,615 is: 17,637,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181,249 : 8,587,615 = 8,587,615 : x
  2. Step 2: Convert to fraction form
    4,181,249/8,587,615 = 8,587,615/x
  3. Step 3: Cross multiply
    4,181,249x = 8,587,615 × 8,587,615
  4. Step 4: Simplify right side
    4,181,249x = 73,747,131,388,225
  5. Step 5: Solve for x
    x = 73,747,131,388,225/4,181,249
  6. Step 6: Final answer
    x = 17,637,584.22

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.