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Finding the Fourth Proportional to 557.17, 835.57 and 232.37

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Solution

The fourth proportional to 557.17, 835.57 and 232.37 is: 348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    557.17 : 835.57 = 232.37 : x
  2. Step 2: Convert to fraction form
    557.17/835.57 = 232.37/x
  3. Step 3: Cross multiply
    557.17x = 835.57 × 232.37
  4. Step 4: Simplify right side
    557.17x = 194,160.24
  5. Step 5: Solve for x
    x = 194,160.24/557.17
  6. Step 6: Final answer
    x = 348.48

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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.