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Finding the Fourth Proportional to 307.73, 460.52 and 192.24

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Solution

The fourth proportional to 307.73, 460.52 and 192.24 is: 287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.73 : 460.52 = 192.24 : x
  2. Step 2: Convert to fraction form
    307.73/460.52 = 192.24/x
  3. Step 3: Cross multiply
    307.73x = 460.52 × 192.24
  4. Step 4: Simplify right side
    307.73x = 88,530.12
  5. Step 5: Solve for x
    x = 88,530.12/307.73
  6. Step 6: Final answer
    x = 287.69

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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.