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Finding the Fourth Proportional to 466.43, 698.66 and 222.71

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Solution

The fourth proportional to 466.43, 698.66 and 222.71 is: 333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.43 : 698.66 = 222.71 : x
  2. Step 2: Convert to fraction form
    466.43/698.66 = 222.71/x
  3. Step 3: Cross multiply
    466.43x = 698.66 × 222.71
  4. Step 4: Simplify right side
    466.43x = 155,598.57
  5. Step 5: Solve for x
    x = 155,598.57/466.43
  6. Step 6: Final answer
    x = 333.59

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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.