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Finding the Fourth Proportional to 523.46, 785.28 and 234.92

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Solution

The fourth proportional to 523.46, 785.28 and 234.92 is: 352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.46 : 785.28 = 234.92 : x
  2. Step 2: Convert to fraction form
    523.46/785.28 = 234.92/x
  3. Step 3: Cross multiply
    523.46x = 785.28 × 234.92
  4. Step 4: Simplify right side
    523.46x = 184,477.98
  5. Step 5: Solve for x
    x = 184,477.98/523.46
  6. Step 6: Final answer
    x = 352.42

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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.