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Finding the Fourth Proportional to 271.17, 373.73 and 197.37

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Solution

The fourth proportional to 271.17, 373.73 and 197.37 is: 272.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.17 : 373.73 = 197.37 : x
  2. Step 2: Convert to fraction form
    271.17/373.73 = 197.37/x
  3. Step 3: Cross multiply
    271.17x = 373.73 × 197.37
  4. Step 4: Simplify right side
    271.17x = 73,762.10
  5. Step 5: Solve for x
    x = 73,762.10/271.17
  6. Step 6: Final answer
    x = 272.01

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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.