Home / 395,887.20-593,961.14-263,289.12

Finding the Fourth Proportional to 395,887.20, 593,961.14 and 263,289.12

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Solution

The fourth proportional to 395,887.20, 593,961.14 and 263,289.12 is: 395,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,887.20 : 593,961.14 = 263,289.12 : x
  2. Step 2: Convert to fraction form
    395,887.20/593,961.14 = 263,289.12/x
  3. Step 3: Cross multiply
    395,887.20x = 593,961.14 × 263,289.12
  4. Step 4: Simplify right side
    395,887.20x = 156,383,505,864.80
  5. Step 5: Solve for x
    x = 156,383,505,864.80/395,887.20
  6. Step 6: Final answer
    x = 395,020.36

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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.