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Finding the Fourth Proportional to 299.76, 448.97 and 184.11

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Solution

The fourth proportional to 299.76, 448.97 and 184.11 is: 275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.76 : 448.97 = 184.11 : x
  2. Step 2: Convert to fraction form
    299.76/448.97 = 184.11/x
  3. Step 3: Cross multiply
    299.76x = 448.97 × 184.11
  4. Step 4: Simplify right side
    299.76x = 82,658.95
  5. Step 5: Solve for x
    x = 82,658.95/299.76
  6. Step 6: Final answer
    x = 275.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.