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Finding the Fourth Proportional to 292.41, 437.88 and 168.69

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Solution

The fourth proportional to 292.41, 437.88 and 168.69 is: 252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.41 : 437.88 = 168.69 : x
  2. Step 2: Convert to fraction form
    292.41/437.88 = 168.69/x
  3. Step 3: Cross multiply
    292.41x = 437.88 × 168.69
  4. Step 4: Simplify right side
    292.41x = 73,865.98
  5. Step 5: Solve for x
    x = 73,865.98/292.41
  6. Step 6: Final answer
    x = 252.61

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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.