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Finding the Fourth Proportional to 233.37, 350.09 and 79.34

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Solution

The fourth proportional to 233.37, 350.09 and 79.34 is: 119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.37 : 350.09 = 79.34 : x
  2. Step 2: Convert to fraction form
    233.37/350.09 = 79.34/x
  3. Step 3: Cross multiply
    233.37x = 350.09 × 79.34
  4. Step 4: Simplify right side
    233.37x = 27,776.14
  5. Step 5: Solve for x
    x = 27,776.14/233.37
  6. Step 6: Final answer
    x = 119.02

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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.