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Finding the Third Proportional to 4,187,180 and 9,200,122

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Solution

The third proportional to 4,187,180 and 9,200,122 is: 20,214,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187,180 : 9,200,122 = 9,200,122 : x
  2. Step 2: Convert to fraction form
    4,187,180/9,200,122 = 9,200,122/x
  3. Step 3: Cross multiply
    4,187,180x = 9,200,122 × 9,200,122
  4. Step 4: Simplify right side
    4,187,180x = 84,642,244,814,884
  5. Step 5: Solve for x
    x = 84,642,244,814,884/4,187,180
  6. Step 6: Final answer
    x = 20,214,618.15

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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.