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Finding the Fourth Proportional to 240.99, 332.81 and 232.95

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Solution

The fourth proportional to 240.99, 332.81 and 232.95 is: 321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.99 : 332.81 = 232.95 : x
  2. Step 2: Convert to fraction form
    240.99/332.81 = 232.95/x
  3. Step 3: Cross multiply
    240.99x = 332.81 × 232.95
  4. Step 4: Simplify right side
    240.99x = 77,526.92
  5. Step 5: Solve for x
    x = 77,526.92/240.99
  6. Step 6: Final answer
    x = 321.70

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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.