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Finding the Fourth Proportional to 323.19, 446.01 and 175.84

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Solution

The fourth proportional to 323.19, 446.01 and 175.84 is: 242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.19 : 446.01 = 175.84 : x
  2. Step 2: Convert to fraction form
    323.19/446.01 = 175.84/x
  3. Step 3: Cross multiply
    323.19x = 446.01 × 175.84
  4. Step 4: Simplify right side
    323.19x = 78,424.62
  5. Step 5: Solve for x
    x = 78,424.62/323.19
  6. Step 6: Final answer
    x = 242.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.