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Finding the Third Proportional to 404.75 and 888.88

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Solution

The third proportional to 404.75 and 888.88 is: 1,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.75 : 888.88 = 888.88 : x
  2. Step 2: Convert to fraction form
    404.75/888.88 = 888.88/x
  3. Step 3: Cross multiply
    404.75x = 888.88 × 888.88
  4. Step 4: Simplify right side
    404.75x = 790,098.77
  5. Step 5: Solve for x
    x = 790,098.77/404.75
  6. Step 6: Final answer
    x = 1,952.07

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.