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Finding the Fourth Proportional to 293.98, 441.04 and 88.57

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Solution

The fourth proportional to 293.98, 441.04 and 88.57 is: 132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.98 : 441.04 = 88.57 : x
  2. Step 2: Convert to fraction form
    293.98/441.04 = 88.57/x
  3. Step 3: Cross multiply
    293.98x = 441.04 × 88.57
  4. Step 4: Simplify right side
    293.98x = 39,062.91
  5. Step 5: Solve for x
    x = 39,062.91/293.98
  6. Step 6: Final answer
    x = 132.88

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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.