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Finding the Fourth Proportional to 273.24, 373.85 and 272.10

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Solution

The fourth proportional to 273.24, 373.85 and 272.10 is: 372.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.24 : 373.85 = 272.10 : x
  2. Step 2: Convert to fraction form
    273.24/373.85 = 272.10/x
  3. Step 3: Cross multiply
    273.24x = 373.85 × 272.10
  4. Step 4: Simplify right side
    273.24x = 101,724.59
  5. Step 5: Solve for x
    x = 101,724.59/273.24
  6. Step 6: Final answer
    x = 372.29

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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.