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Finding the Third Proportional to 222,530 and 480,698

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Solution

The third proportional to 222,530 and 480,698 is: 1,038,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,530 : 480,698 = 480,698 : x
  2. Step 2: Convert to fraction form
    222,530/480,698 = 480,698/x
  3. Step 3: Cross multiply
    222,530x = 480,698 × 480,698
  4. Step 4: Simplify right side
    222,530x = 231,070,567,204
  5. Step 5: Solve for x
    x = 231,070,567,204/222,530
  6. Step 6: Final answer
    x = 1,038,379.40

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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.