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Finding the Fourth Proportional to 277.04, 382.24 and 173.52

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Solution

The fourth proportional to 277.04, 382.24 and 173.52 is: 239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.04 : 382.24 = 173.52 : x
  2. Step 2: Convert to fraction form
    277.04/382.24 = 173.52/x
  3. Step 3: Cross multiply
    277.04x = 382.24 × 173.52
  4. Step 4: Simplify right side
    277.04x = 66,326.28
  5. Step 5: Solve for x
    x = 66,326.28/277.04
  6. Step 6: Final answer
    x = 239.41

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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.