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Finding the Fourth Proportional to 277,843.05, 416,826.08 and 88,361.37

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Solution

The fourth proportional to 277,843.05, 416,826.08 and 88,361.37 is: 132,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,843.05 : 416,826.08 = 88,361.37 : x
  2. Step 2: Convert to fraction form
    277,843.05/416,826.08 = 88,361.37/x
  3. Step 3: Cross multiply
    277,843.05x = 416,826.08 × 88,361.37
  4. Step 4: Simplify right side
    277,843.05x = 36,831,321,806.98
  5. Step 5: Solve for x
    x = 36,831,321,806.98/277,843.05
  6. Step 6: Final answer
    x = 132,561.61

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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.