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Finding the Fourth Proportional to 196.23, 295.43 and 179.22

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Solution

The fourth proportional to 196.23, 295.43 and 179.22 is: 269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.23 : 295.43 = 179.22 : x
  2. Step 2: Convert to fraction form
    196.23/295.43 = 179.22/x
  3. Step 3: Cross multiply
    196.23x = 295.43 × 179.22
  4. Step 4: Simplify right side
    196.23x = 52,946.96
  5. Step 5: Solve for x
    x = 52,946.96/196.23
  6. Step 6: Final answer
    x = 269.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.