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Finding the Third Proportional to 297,204 and 451,488

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Solution

The third proportional to 297,204 and 451,488 is: 685,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,204 : 451,488 = 451,488 : x
  2. Step 2: Convert to fraction form
    297,204/451,488 = 451,488/x
  3. Step 3: Cross multiply
    297,204x = 451,488 × 451,488
  4. Step 4: Simplify right side
    297,204x = 203,841,414,144
  5. Step 5: Solve for x
    x = 203,841,414,144/297,204
  6. Step 6: Final answer
    x = 685,863.63

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.