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Finding the Fourth Proportional to 242.73, 335.09 and 184.41

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Solution

The fourth proportional to 242.73, 335.09 and 184.41 is: 254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.73 : 335.09 = 184.41 : x
  2. Step 2: Convert to fraction form
    242.73/335.09 = 184.41/x
  3. Step 3: Cross multiply
    242.73x = 335.09 × 184.41
  4. Step 4: Simplify right side
    242.73x = 61,794.41
  5. Step 5: Solve for x
    x = 61,794.41/242.73
  6. Step 6: Final answer
    x = 254.58

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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.