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Finding the Fourth Proportional to 268.73, 370.96 and 179.00

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Solution

The fourth proportional to 268.73, 370.96 and 179.00 is: 247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.73 : 370.96 = 179.00 : x
  2. Step 2: Convert to fraction form
    268.73/370.96 = 179.00/x
  3. Step 3: Cross multiply
    268.73x = 370.96 × 179.00
  4. Step 4: Simplify right side
    268.73x = 66,399.99
  5. Step 5: Solve for x
    x = 66,399.99/268.73
  6. Step 6: Final answer
    x = 247.09

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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.