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Finding the Fourth Proportional to 333.79, 501.57 and 179.83

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Solution

The fourth proportional to 333.79, 501.57 and 179.83 is: 270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.79 : 501.57 = 179.83 : x
  2. Step 2: Convert to fraction form
    333.79/501.57 = 179.83/x
  3. Step 3: Cross multiply
    333.79x = 501.57 × 179.83
  4. Step 4: Simplify right side
    333.79x = 90,197.33
  5. Step 5: Solve for x
    x = 90,197.33/333.79
  6. Step 6: Final answer
    x = 270.22

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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.