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Finding the Fourth Proportional to 588.16, 881.96 and 222.72

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Solution

The fourth proportional to 588.16, 881.96 and 222.72 is: 333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.16 : 881.96 = 222.72 : x
  2. Step 2: Convert to fraction form
    588.16/881.96 = 222.72/x
  3. Step 3: Cross multiply
    588.16x = 881.96 × 222.72
  4. Step 4: Simplify right side
    588.16x = 196,430.13
  5. Step 5: Solve for x
    x = 196,430.13/588.16
  6. Step 6: Final answer
    x = 333.97

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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.