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Finding the Fourth Proportional to 294.81, 406.36 and 232.54

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Solution

The fourth proportional to 294.81, 406.36 and 232.54 is: 320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.81 : 406.36 = 232.54 : x
  2. Step 2: Convert to fraction form
    294.81/406.36 = 232.54/x
  3. Step 3: Cross multiply
    294.81x = 406.36 × 232.54
  4. Step 4: Simplify right side
    294.81x = 94,494.95
  5. Step 5: Solve for x
    x = 94,494.95/294.81
  6. Step 6: Final answer
    x = 320.53

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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.