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Finding the Fourth Proportional to 587.44, 881.02 and 222.13

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Solution

The fourth proportional to 587.44, 881.02 and 222.13 is: 333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.44 : 881.02 = 222.13 : x
  2. Step 2: Convert to fraction form
    587.44/881.02 = 222.13/x
  3. Step 3: Cross multiply
    587.44x = 881.02 × 222.13
  4. Step 4: Simplify right side
    587.44x = 195,700.97
  5. Step 5: Solve for x
    x = 195,700.97/587.44
  6. Step 6: Final answer
    x = 333.14

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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.