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Finding the Fourth Proportional to 235.94, 326.04 and 173.84

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Solution

The fourth proportional to 235.94, 326.04 and 173.84 is: 240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.94 : 326.04 = 173.84 : x
  2. Step 2: Convert to fraction form
    235.94/326.04 = 173.84/x
  3. Step 3: Cross multiply
    235.94x = 326.04 × 173.84
  4. Step 4: Simplify right side
    235.94x = 56,678.79
  5. Step 5: Solve for x
    x = 56,678.79/235.94
  6. Step 6: Final answer
    x = 240.23

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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.