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Finding the Fourth Proportional to 294.01, 441.48 and 191.54

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Solution

The fourth proportional to 294.01, 441.48 and 191.54 is: 287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.01 : 441.48 = 191.54 : x
  2. Step 2: Convert to fraction form
    294.01/441.48 = 191.54/x
  3. Step 3: Cross multiply
    294.01x = 441.48 × 191.54
  4. Step 4: Simplify right side
    294.01x = 84,561.08
  5. Step 5: Solve for x
    x = 84,561.08/294.01
  6. Step 6: Final answer
    x = 287.61

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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.