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Finding the Fourth Proportional to 361.73, 541.84 and 335.79

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Solution

The fourth proportional to 361.73, 541.84 and 335.79 is: 502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.73 : 541.84 = 335.79 : x
  2. Step 2: Convert to fraction form
    361.73/541.84 = 335.79/x
  3. Step 3: Cross multiply
    361.73x = 541.84 × 335.79
  4. Step 4: Simplify right side
    361.73x = 181,944.45
  5. Step 5: Solve for x
    x = 181,944.45/361.73
  6. Step 6: Final answer
    x = 502.98

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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.