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Finding the Third Proportional to 203,460 and 441,945

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Solution

The third proportional to 203,460 and 441,945 is: 959,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,460 : 441,945 = 441,945 : x
  2. Step 2: Convert to fraction form
    203,460/441,945 = 441,945/x
  3. Step 3: Cross multiply
    203,460x = 441,945 × 441,945
  4. Step 4: Simplify right side
    203,460x = 195,315,383,025
  5. Step 5: Solve for x
    x = 195,315,383,025/203,460
  6. Step 6: Final answer
    x = 959,969.44

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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.