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Finding the Fourth Proportional to 251.01, 346.41 and 173.25

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Solution

The fourth proportional to 251.01, 346.41 and 173.25 is: 239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.01 : 346.41 = 173.25 : x
  2. Step 2: Convert to fraction form
    251.01/346.41 = 173.25/x
  3. Step 3: Cross multiply
    251.01x = 346.41 × 173.25
  4. Step 4: Simplify right side
    251.01x = 60,015.53
  5. Step 5: Solve for x
    x = 60,015.53/251.01
  6. Step 6: Final answer
    x = 239.10

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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.