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Finding the Fourth Proportional to 294.06, 441.03 and 157.17

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Solution

The fourth proportional to 294.06, 441.03 and 157.17 is: 235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.06 : 441.03 = 157.17 : x
  2. Step 2: Convert to fraction form
    294.06/441.03 = 157.17/x
  3. Step 3: Cross multiply
    294.06x = 441.03 × 157.17
  4. Step 4: Simplify right side
    294.06x = 69,316.69
  5. Step 5: Solve for x
    x = 69,316.69/294.06
  6. Step 6: Final answer
    x = 235.72

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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.