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Finding the Fourth Proportional to 233.49, 350.06 and 79.33

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Solution

The fourth proportional to 233.49, 350.06 and 79.33 is: 118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.49 : 350.06 = 79.33 : x
  2. Step 2: Convert to fraction form
    233.49/350.06 = 79.33/x
  3. Step 3: Cross multiply
    233.49x = 350.06 × 79.33
  4. Step 4: Simplify right side
    233.49x = 27,768.11
  5. Step 5: Solve for x
    x = 27,768.11/233.49
  6. Step 6: Final answer
    x = 118.93

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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.