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Finding the Third Proportional to 3,117,707 and 6,699,543

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Solution

The third proportional to 3,117,707 and 6,699,543 is: 14,396,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,707 : 6,699,543 = 6,699,543 : x
  2. Step 2: Convert to fraction form
    3,117,707/6,699,543 = 6,699,543/x
  3. Step 3: Cross multiply
    3,117,707x = 6,699,543 × 6,699,543
  4. Step 4: Simplify right side
    3,117,707x = 44,883,876,408,849
  5. Step 5: Solve for x
    x = 44,883,876,408,849/3,117,707
  6. Step 6: Final answer
    x = 14,396,438.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.