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Finding the Fourth Proportional to 550.42, 824.01 and 333.34

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Solution

The fourth proportional to 550.42, 824.01 and 333.34 is: 499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.42 : 824.01 = 333.34 : x
  2. Step 2: Convert to fraction form
    550.42/824.01 = 333.34/x
  3. Step 3: Cross multiply
    550.42x = 824.01 × 333.34
  4. Step 4: Simplify right side
    550.42x = 274,675.49
  5. Step 5: Solve for x
    x = 274,675.49/550.42
  6. Step 6: Final answer
    x = 499.03

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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.