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Finding the Third Proportional to 3,870,577 and 8,202,602

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Solution

The third proportional to 3,870,577 and 8,202,602 is: 17,383,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,577 : 8,202,602 = 8,202,602 : x
  2. Step 2: Convert to fraction form
    3,870,577/8,202,602 = 8,202,602/x
  3. Step 3: Cross multiply
    3,870,577x = 8,202,602 × 8,202,602
  4. Step 4: Simplify right side
    3,870,577x = 67,282,679,570,404
  5. Step 5: Solve for x
    x = 67,282,679,570,404/3,870,577
  6. Step 6: Final answer
    x = 17,383,113.57

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.