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Finding the Fourth Proportional to 242.95, 362.01 and 233.83

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Solution

The fourth proportional to 242.95, 362.01 and 233.83 is: 348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.95 : 362.01 = 233.83 : x
  2. Step 2: Convert to fraction form
    242.95/362.01 = 233.83/x
  3. Step 3: Cross multiply
    242.95x = 362.01 × 233.83
  4. Step 4: Simplify right side
    242.95x = 84,648.80
  5. Step 5: Solve for x
    x = 84,648.80/242.95
  6. Step 6: Final answer
    x = 348.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.