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Finding the Fourth Proportional to 362.85, 543.82 and 333.69

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Solution

The fourth proportional to 362.85, 543.82 and 333.69 is: 500.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.85 : 543.82 = 333.69 : x
  2. Step 2: Convert to fraction form
    362.85/543.82 = 333.69/x
  3. Step 3: Cross multiply
    362.85x = 543.82 × 333.69
  4. Step 4: Simplify right side
    362.85x = 181,467.09
  5. Step 5: Solve for x
    x = 181,467.09/362.85
  6. Step 6: Final answer
    x = 500.12

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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.