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Finding the Fourth Proportional to 263,410.77, 395,102.32 and 73,884.27

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Solution

The fourth proportional to 263,410.77, 395,102.32 and 73,884.27 is: 110,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,410.77 : 395,102.32 = 73,884.27 : x
  2. Step 2: Convert to fraction form
    263,410.77/395,102.32 = 73,884.27/x
  3. Step 3: Cross multiply
    263,410.77x = 395,102.32 × 73,884.27
  4. Step 4: Simplify right side
    263,410.77x = 29,191,846,303.80
  5. Step 5: Solve for x
    x = 29,191,846,303.80/263,410.77
  6. Step 6: Final answer
    x = 110,822.52

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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.