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Finding the Fourth Proportional to 343.46, 516.11 and 333.44

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Solution

The fourth proportional to 343.46, 516.11 and 333.44 is: 501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.46 : 516.11 = 333.44 : x
  2. Step 2: Convert to fraction form
    343.46/516.11 = 333.44/x
  3. Step 3: Cross multiply
    343.46x = 516.11 × 333.44
  4. Step 4: Simplify right side
    343.46x = 172,087.47
  5. Step 5: Solve for x
    x = 172,087.47/343.46
  6. Step 6: Final answer
    x = 501.05

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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.