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Finding the Fourth Proportional to 362.05, 540.44 and 336.73

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Solution

The fourth proportional to 362.05, 540.44 and 336.73 is: 502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.05 : 540.44 = 336.73 : x
  2. Step 2: Convert to fraction form
    362.05/540.44 = 336.73/x
  3. Step 3: Cross multiply
    362.05x = 540.44 × 336.73
  4. Step 4: Simplify right side
    362.05x = 181,982.36
  5. Step 5: Solve for x
    x = 181,982.36/362.05
  6. Step 6: Final answer
    x = 502.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.