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Finding the Fourth Proportional to 557.13, 835.79 and 232.53

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Solution

The fourth proportional to 557.13, 835.79 and 232.53 is: 348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    557.13 : 835.79 = 232.53 : x
  2. Step 2: Convert to fraction form
    557.13/835.79 = 232.53/x
  3. Step 3: Cross multiply
    557.13x = 835.79 × 232.53
  4. Step 4: Simplify right side
    557.13x = 194,346.25
  5. Step 5: Solve for x
    x = 194,346.25/557.13
  6. Step 6: Final answer
    x = 348.83

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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.