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Finding the Fourth Proportional to 272.70, 375.94 and 184.03

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Solution

The fourth proportional to 272.70, 375.94 and 184.03 is: 253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.70 : 375.94 = 184.03 : x
  2. Step 2: Convert to fraction form
    272.70/375.94 = 184.03/x
  3. Step 3: Cross multiply
    272.70x = 375.94 × 184.03
  4. Step 4: Simplify right side
    272.70x = 69,183.53
  5. Step 5: Solve for x
    x = 69,183.53/272.70
  6. Step 6: Final answer
    x = 253.70

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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.