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Finding the Fourth Proportional to 473.92, 711.01 and 333.79

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Solution

The fourth proportional to 473.92, 711.01 and 333.79 is: 500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.92 : 711.01 = 333.79 : x
  2. Step 2: Convert to fraction form
    473.92/711.01 = 333.79/x
  3. Step 3: Cross multiply
    473.92x = 711.01 × 333.79
  4. Step 4: Simplify right side
    473.92x = 237,326.67
  5. Step 5: Solve for x
    x = 237,326.67/473.92
  6. Step 6: Final answer
    x = 500.78

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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.