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Finding the Third Proportional to 627,317 and 996,926

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Solution

The third proportional to 627,317 and 996,926 is: 1,584,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,317 : 996,926 = 996,926 : x
  2. Step 2: Convert to fraction form
    627,317/996,926 = 996,926/x
  3. Step 3: Cross multiply
    627,317x = 996,926 × 996,926
  4. Step 4: Simplify right side
    627,317x = 993,861,449,476
  5. Step 5: Solve for x
    x = 993,861,449,476/627,317
  6. Step 6: Final answer
    x = 1,584,304.98

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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.