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Finding the Fourth Proportional to 587.73, 881.33 and 222.29

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Solution

The fourth proportional to 587.73, 881.33 and 222.29 is: 333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.73 : 881.33 = 222.29 : x
  2. Step 2: Convert to fraction form
    587.73/881.33 = 222.29/x
  3. Step 3: Cross multiply
    587.73x = 881.33 × 222.29
  4. Step 4: Simplify right side
    587.73x = 195,905.33
  5. Step 5: Solve for x
    x = 195,905.33/587.73
  6. Step 6: Final answer
    x = 333.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.