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Finding the Fourth Proportional to 273.21, 377.01 and 168.33

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Solution

The fourth proportional to 273.21, 377.01 and 168.33 is: 232.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.21 : 377.01 = 168.33 : x
  2. Step 2: Convert to fraction form
    273.21/377.01 = 168.33/x
  3. Step 3: Cross multiply
    273.21x = 377.01 × 168.33
  4. Step 4: Simplify right side
    273.21x = 63,462.09
  5. Step 5: Solve for x
    x = 63,462.09/273.21
  6. Step 6: Final answer
    x = 232.28

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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.