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Finding the Fourth Proportional to 223.39, 334.67 and 204.08

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Solution

The fourth proportional to 223.39, 334.67 and 204.08 is: 305.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.39 : 334.67 = 204.08 : x
  2. Step 2: Convert to fraction form
    223.39/334.67 = 204.08/x
  3. Step 3: Cross multiply
    223.39x = 334.67 × 204.08
  4. Step 4: Simplify right side
    223.39x = 68,299.45
  5. Step 5: Solve for x
    x = 68,299.45/223.39
  6. Step 6: Final answer
    x = 305.75

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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.