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Finding the Third Proportional to 222,921 and 481,374

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Solution

The third proportional to 222,921 and 481,374 is: 1,039,475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,921 : 481,374 = 481,374 : x
  2. Step 2: Convert to fraction form
    222,921/481,374 = 481,374/x
  3. Step 3: Cross multiply
    222,921x = 481,374 × 481,374
  4. Step 4: Simplify right side
    222,921x = 231,720,927,876
  5. Step 5: Solve for x
    x = 231,720,927,876/222,921
  6. Step 6: Final answer
    x = 1,039,475.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.