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Finding the Third Proportional to 203,493 and 442,008

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Solution

The third proportional to 203,493 and 442,008 is: 960,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,493 : 442,008 = 442,008 : x
  2. Step 2: Convert to fraction form
    203,493/442,008 = 442,008/x
  3. Step 3: Cross multiply
    203,493x = 442,008 × 442,008
  4. Step 4: Simplify right side
    203,493x = 195,371,072,064
  5. Step 5: Solve for x
    x = 195,371,072,064/203,493
  6. Step 6: Final answer
    x = 960,087.43

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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.