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Finding the Third Proportional to 999,634.50 and 2,158,551

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Solution

The third proportional to 999,634.50 and 2,158,551 is: 4,661,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,634.50 : 2,158,551 = 2,158,551 : x
  2. Step 2: Convert to fraction form
    999,634.50/2,158,551 = 2,158,551/x
  3. Step 3: Cross multiply
    999,634.50x = 2,158,551 × 2,158,551
  4. Step 4: Simplify right side
    999,634.50x = 4,659,342,419,601
  5. Step 5: Solve for x
    x = 4,659,342,419,601/999,634.50
  6. Step 6: Final answer
    x = 4,661,046.03

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.