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Finding the Third Proportional to 551,982 and 809,793

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Solution

The third proportional to 551,982 and 809,793 is: 1,188,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,982 : 809,793 = 809,793 : x
  2. Step 2: Convert to fraction form
    551,982/809,793 = 809,793/x
  3. Step 3: Cross multiply
    551,982x = 809,793 × 809,793
  4. Step 4: Simplify right side
    551,982x = 655,764,702,849
  5. Step 5: Solve for x
    x = 655,764,702,849/551,982
  6. Step 6: Final answer
    x = 1,188,018.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.