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Finding the Fourth Proportional to 252,704.22, 379,054.80 and 63,163.64

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Solution

The fourth proportional to 252,704.22, 379,054.80 and 63,163.64 is: 94,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,704.22 : 379,054.80 = 63,163.64 : x
  2. Step 2: Convert to fraction form
    252,704.22/379,054.80 = 63,163.64/x
  3. Step 3: Cross multiply
    252,704.22x = 379,054.80 × 63,163.64
  4. Step 4: Simplify right side
    252,704.22x = 23,942,479,032.20
  5. Step 5: Solve for x
    x = 23,942,479,032.20/252,704.22
  6. Step 6: Final answer
    x = 94,745.07

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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.