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Finding the Third Proportional to 445,130 and 943,234

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Solution

The third proportional to 445,130 and 943,234 is: 1,998,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,130 : 943,234 = 943,234 : x
  2. Step 2: Convert to fraction form
    445,130/943,234 = 943,234/x
  3. Step 3: Cross multiply
    445,130x = 943,234 × 943,234
  4. Step 4: Simplify right side
    445,130x = 889,690,378,756
  5. Step 5: Solve for x
    x = 889,690,378,756/445,130
  6. Step 6: Final answer
    x = 1,998,720.33

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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.