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Finding the Third Proportional to 3,803,418 and 8,457,228

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Solution

The third proportional to 3,803,418 and 8,457,228 is: 18,805,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,418 : 8,457,228 = 8,457,228 : x
  2. Step 2: Convert to fraction form
    3,803,418/8,457,228 = 8,457,228/x
  3. Step 3: Cross multiply
    3,803,418x = 8,457,228 × 8,457,228
  4. Step 4: Simplify right side
    3,803,418x = 71,524,705,443,984
  5. Step 5: Solve for x
    x = 71,524,705,443,984/3,803,418
  6. Step 6: Final answer
    x = 18,805,375.97

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.