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Finding the Fourth Proportional to 558.57, 837.93 and 233.86

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Solution

The fourth proportional to 558.57, 837.93 and 233.86 is: 350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.57 : 837.93 = 233.86 : x
  2. Step 2: Convert to fraction form
    558.57/837.93 = 233.86/x
  3. Step 3: Cross multiply
    558.57x = 837.93 × 233.86
  4. Step 4: Simplify right side
    558.57x = 195,959.36
  5. Step 5: Solve for x
    x = 195,959.36/558.57
  6. Step 6: Final answer
    x = 350.82

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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.