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Finding the Third Proportional to 204,817 and 445,537

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Solution

The third proportional to 204,817 and 445,537 is: 969,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,817 : 445,537 = 445,537 : x
  2. Step 2: Convert to fraction form
    204,817/445,537 = 445,537/x
  3. Step 3: Cross multiply
    204,817x = 445,537 × 445,537
  4. Step 4: Simplify right side
    204,817x = 198,503,218,369
  5. Step 5: Solve for x
    x = 198,503,218,369/204,817
  6. Step 6: Final answer
    x = 969,173.55

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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.