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Finding the Fourth Proportional to 559.14, 838.80 and 234.53

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Solution

The fourth proportional to 559.14, 838.80 and 234.53 is: 351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.14 : 838.80 = 234.53 : x
  2. Step 2: Convert to fraction form
    559.14/838.80 = 234.53/x
  3. Step 3: Cross multiply
    559.14x = 838.80 × 234.53
  4. Step 4: Simplify right side
    559.14x = 196,719.57
  5. Step 5: Solve for x
    x = 196,719.57/559.14
  6. Step 6: Final answer
    x = 351.83

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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.