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Finding the Fourth Proportional to 344.73, 516.52 and 222.74

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Solution

The fourth proportional to 344.73, 516.52 and 222.74 is: 333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.73 : 516.52 = 222.74 : x
  2. Step 2: Convert to fraction form
    344.73/516.52 = 222.74/x
  3. Step 3: Cross multiply
    344.73x = 516.52 × 222.74
  4. Step 4: Simplify right side
    344.73x = 115,050.12
  5. Step 5: Solve for x
    x = 115,050.12/344.73
  6. Step 6: Final answer
    x = 333.74

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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.