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Finding the Fourth Proportional to 277.25, 382.48 and 179.01

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Solution

The fourth proportional to 277.25, 382.48 and 179.01 is: 246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.25 : 382.48 = 179.01 : x
  2. Step 2: Convert to fraction form
    277.25/382.48 = 179.01/x
  3. Step 3: Cross multiply
    277.25x = 382.48 × 179.01
  4. Step 4: Simplify right side
    277.25x = 68,467.30
  5. Step 5: Solve for x
    x = 68,467.30/277.25
  6. Step 6: Final answer
    x = 246.96

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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.