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Finding the Fourth Proportional to 273,001.30, 408,517.80 and 184,427.80

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Solution

The fourth proportional to 273,001.30, 408,517.80 and 184,427.80 is: 275,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,001.30 : 408,517.80 = 184,427.80 : x
  2. Step 2: Convert to fraction form
    273,001.30/408,517.80 = 184,427.80/x
  3. Step 3: Cross multiply
    273,001.30x = 408,517.80 × 184,427.80
  4. Step 4: Simplify right side
    273,001.30x = 75,342,039,114.84
  5. Step 5: Solve for x
    x = 75,342,039,114.84/273,001.30
  6. Step 6: Final answer
    x = 275,976.85

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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.