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Finding the Fourth Proportional to 557.26, 835.68 and 232.44

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Solution

The fourth proportional to 557.26, 835.68 and 232.44 is: 348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    557.26 : 835.68 = 232.44 : x
  2. Step 2: Convert to fraction form
    557.26/835.68 = 232.44/x
  3. Step 3: Cross multiply
    557.26x = 835.68 × 232.44
  4. Step 4: Simplify right side
    557.26x = 194,245.46
  5. Step 5: Solve for x
    x = 194,245.46/557.26
  6. Step 6: Final answer
    x = 348.57

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Why These Related Problems?

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