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Finding the Fourth Proportional to 272.17, 373.44 and 265.27

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Solution

The fourth proportional to 272.17, 373.44 and 265.27 is: 363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.17 : 373.44 = 265.27 : x
  2. Step 2: Convert to fraction form
    272.17/373.44 = 265.27/x
  3. Step 3: Cross multiply
    272.17x = 373.44 × 265.27
  4. Step 4: Simplify right side
    272.17x = 99,061.10
  5. Step 5: Solve for x
    x = 99,061.10/272.17
  6. Step 6: Final answer
    x = 363.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.