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Finding the Fourth Proportional to 197.37, 295.44 and 188.59

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Solution

The fourth proportional to 197.37, 295.44 and 188.59 is: 282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.37 : 295.44 = 188.59 : x
  2. Step 2: Convert to fraction form
    197.37/295.44 = 188.59/x
  3. Step 3: Cross multiply
    197.37x = 295.44 × 188.59
  4. Step 4: Simplify right side
    197.37x = 55,717.03
  5. Step 5: Solve for x
    x = 55,717.03/197.37
  6. Step 6: Final answer
    x = 282.30

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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.