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Finding the Fourth Proportional to 494, 741.52 and 238.08

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Solution

The fourth proportional to 494, 741.52 and 238.08 is: 357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    494 : 741.52 = 238.08 : x
  2. Step 2: Convert to fraction form
    494/741.52 = 238.08/x
  3. Step 3: Cross multiply
    494x = 741.52 × 238.08
  4. Step 4: Simplify right side
    494x = 176,541.08
  5. Step 5: Solve for x
    x = 176,541.08/494
  6. Step 6: Final answer
    x = 357.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.