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Finding the Fourth Proportional to 295.04, 442.24 and 157.92

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Solution

The fourth proportional to 295.04, 442.24 and 157.92 is: 236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.04 : 442.24 = 157.92 : x
  2. Step 2: Convert to fraction form
    295.04/442.24 = 157.92/x
  3. Step 3: Cross multiply
    295.04x = 442.24 × 157.92
  4. Step 4: Simplify right side
    295.04x = 69,838.54
  5. Step 5: Solve for x
    x = 69,838.54/295.04
  6. Step 6: Final answer
    x = 236.71

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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.