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Finding the Fourth Proportional to 238.61, 329.46 and 183.26

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Solution

The fourth proportional to 238.61, 329.46 and 183.26 is: 253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.61 : 329.46 = 183.26 : x
  2. Step 2: Convert to fraction form
    238.61/329.46 = 183.26/x
  3. Step 3: Cross multiply
    238.61x = 329.46 × 183.26
  4. Step 4: Simplify right side
    238.61x = 60,376.84
  5. Step 5: Solve for x
    x = 60,376.84/238.61
  6. Step 6: Final answer
    x = 253.04

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