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Finding the Third Proportional to 222,933 and 485,229

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Solution

The third proportional to 222,933 and 485,229 is: 1,056,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,933 : 485,229 = 485,229 : x
  2. Step 2: Convert to fraction form
    222,933/485,229 = 485,229/x
  3. Step 3: Cross multiply
    222,933x = 485,229 × 485,229
  4. Step 4: Simplify right side
    222,933x = 235,447,182,441
  5. Step 5: Solve for x
    x = 235,447,182,441/222,933
  6. Step 6: Final answer
    x = 1,056,134.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.