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Finding the Fourth Proportional to 523.41, 722.16 and 336.92

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Solution

The fourth proportional to 523.41, 722.16 and 336.92 is: 464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.41 : 722.16 = 336.92 : x
  2. Step 2: Convert to fraction form
    523.41/722.16 = 336.92/x
  3. Step 3: Cross multiply
    523.41x = 722.16 × 336.92
  4. Step 4: Simplify right side
    523.41x = 243,306.54
  5. Step 5: Solve for x
    x = 243,306.54/523.41
  6. Step 6: Final answer
    x = 464.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.