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Finding the Fourth Proportional to 588, 881.46 and 222.60

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Solution

The fourth proportional to 588, 881.46 and 222.60 is: 333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    588 : 881.46 = 222.60 : x
  2. Step 2: Convert to fraction form
    588/881.46 = 222.60/x
  3. Step 3: Cross multiply
    588x = 881.46 × 222.60
  4. Step 4: Simplify right side
    588x = 196,213.00
  5. Step 5: Solve for x
    x = 196,213.00/588
  6. Step 6: Final answer
    x = 333.70

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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.