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Finding the Third Proportional to 3,985,461 and 6,344,729

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Solution

The third proportional to 3,985,461 and 6,344,729 is: 10,100,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,461 : 6,344,729 = 6,344,729 : x
  2. Step 2: Convert to fraction form
    3,985,461/6,344,729 = 6,344,729/x
  3. Step 3: Cross multiply
    3,985,461x = 6,344,729 × 6,344,729
  4. Step 4: Simplify right side
    3,985,461x = 40,255,586,083,441
  5. Step 5: Solve for x
    x = 40,255,586,083,441/3,985,461
  6. Step 6: Final answer
    x = 10,100,609.71

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.