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Finding the Fourth Proportional to 263,885.58, 395,828.64 and 64,205.96

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Solution

The fourth proportional to 263,885.58, 395,828.64 and 64,205.96 is: 96,309.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,885.58 : 395,828.64 = 64,205.96 : x
  2. Step 2: Convert to fraction form
    263,885.58/395,828.64 = 64,205.96/x
  3. Step 3: Cross multiply
    263,885.58x = 395,828.64 × 64,205.96
  4. Step 4: Simplify right side
    263,885.58x = 25,414,555,847.55
  5. Step 5: Solve for x
    x = 25,414,555,847.55/263,885.58
  6. Step 6: Final answer
    x = 96,309.00

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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.