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Finding the Third Proportional to 203,970 and 441,839

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Solution

The third proportional to 203,970 and 441,839 is: 957,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,970 : 441,839 = 441,839 : x
  2. Step 2: Convert to fraction form
    203,970/441,839 = 441,839/x
  3. Step 3: Cross multiply
    203,970x = 441,839 × 441,839
  4. Step 4: Simplify right side
    203,970x = 195,221,701,921
  5. Step 5: Solve for x
    x = 195,221,701,921/203,970
  6. Step 6: Final answer
    x = 957,109.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.