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Finding the Third Proportional to 203,504 and 442,039

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Solution

The third proportional to 203,504 and 442,039 is: 960,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,504 : 442,039 = 442,039 : x
  2. Step 2: Convert to fraction form
    203,504/442,039 = 442,039/x
  3. Step 3: Cross multiply
    203,504x = 442,039 × 442,039
  4. Step 4: Simplify right side
    203,504x = 195,398,477,521
  5. Step 5: Solve for x
    x = 195,398,477,521/203,504
  6. Step 6: Final answer
    x = 960,170.21

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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.