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Finding the Fourth Proportional to 196.59, 271.58 and 182.01

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Solution

The fourth proportional to 196.59, 271.58 and 182.01 is: 251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.59 : 271.58 = 182.01 : x
  2. Step 2: Convert to fraction form
    196.59/271.58 = 182.01/x
  3. Step 3: Cross multiply
    196.59x = 271.58 × 182.01
  4. Step 4: Simplify right side
    196.59x = 49,430.28
  5. Step 5: Solve for x
    x = 49,430.28/196.59
  6. Step 6: Final answer
    x = 251.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.