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Finding the Third Proportional to 3,408,943 and 7,459,217

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Solution

The third proportional to 3,408,943 and 7,459,217 is: 16,321,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,943 : 7,459,217 = 7,459,217 : x
  2. Step 2: Convert to fraction form
    3,408,943/7,459,217 = 7,459,217/x
  3. Step 3: Cross multiply
    3,408,943x = 7,459,217 × 7,459,217
  4. Step 4: Simplify right side
    3,408,943x = 55,639,918,253,089
  5. Step 5: Solve for x
    x = 55,639,918,253,089/3,408,943
  6. Step 6: Final answer
    x = 16,321,750.83

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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.