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Finding the Fourth Proportional to 294.35, 441.50 and 157.37

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Solution

The fourth proportional to 294.35, 441.50 and 157.37 is: 236.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.35 : 441.50 = 157.37 : x
  2. Step 2: Convert to fraction form
    294.35/441.50 = 157.37/x
  3. Step 3: Cross multiply
    294.35x = 441.50 × 157.37
  4. Step 4: Simplify right side
    294.35x = 69,475.86
  5. Step 5: Solve for x
    x = 69,475.86/294.35
  6. Step 6: Final answer
    x = 236.04

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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.