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Finding the Fourth Proportional to 362.05, 499.62 and 196.26

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Solution

The fourth proportional to 362.05, 499.62 and 196.26 is: 270.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.05 : 499.62 = 196.26 : x
  2. Step 2: Convert to fraction form
    362.05/499.62 = 196.26/x
  3. Step 3: Cross multiply
    362.05x = 499.62 × 196.26
  4. Step 4: Simplify right side
    362.05x = 98,055.91
  5. Step 5: Solve for x
    x = 98,055.91/362.05
  6. Step 6: Final answer
    x = 270.84

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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.