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Finding the Fourth Proportional to 293.63, 441.09 and 191.07

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Solution

The fourth proportional to 293.63, 441.09 and 191.07 is: 287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.63 : 441.09 = 191.07 : x
  2. Step 2: Convert to fraction form
    293.63/441.09 = 191.07/x
  3. Step 3: Cross multiply
    293.63x = 441.09 × 191.07
  4. Step 4: Simplify right side
    293.63x = 84,279.07
  5. Step 5: Solve for x
    x = 84,279.07/293.63
  6. Step 6: Final answer
    x = 287.03

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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.