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Finding the Fourth Proportional to 272.99, 376.60 and 162.41

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Solution

The fourth proportional to 272.99, 376.60 and 162.41 is: 224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.99 : 376.60 = 162.41 : x
  2. Step 2: Convert to fraction form
    272.99/376.60 = 162.41/x
  3. Step 3: Cross multiply
    272.99x = 376.60 × 162.41
  4. Step 4: Simplify right side
    272.99x = 61,161.72
  5. Step 5: Solve for x
    x = 61,161.72/272.99
  6. Step 6: Final answer
    x = 224.04

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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.