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Finding the Fourth Proportional to 196.63, 293.36 and 176.11

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Solution

The fourth proportional to 196.63, 293.36 and 176.11 is: 262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.63 : 293.36 = 176.11 : x
  2. Step 2: Convert to fraction form
    196.63/293.36 = 176.11/x
  3. Step 3: Cross multiply
    196.63x = 293.36 × 176.11
  4. Step 4: Simplify right side
    196.63x = 51,662.02
  5. Step 5: Solve for x
    x = 51,662.02/196.63
  6. Step 6: Final answer
    x = 262.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.