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Finding the Third Proportional to 404.81 and 884.44

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Solution

The third proportional to 404.81 and 884.44 is: 1,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.81 : 884.44 = 884.44 : x
  2. Step 2: Convert to fraction form
    404.81/884.44 = 884.44/x
  3. Step 3: Cross multiply
    404.81x = 884.44 × 884.44
  4. Step 4: Simplify right side
    404.81x = 782,229.69
  5. Step 5: Solve for x
    x = 782,229.69/404.81
  6. Step 6: Final answer
    x = 1,932.33

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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.