Home / 705,227.60-1,057,625.40-231,803.60

Finding the Fourth Proportional to 705,227.60, 1,057,625.40 and 231,803.60

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Solution

The fourth proportional to 705,227.60, 1,057,625.40 and 231,803.60 is: 347,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,227.60 : 1,057,625.40 = 231,803.60 : x
  2. Step 2: Convert to fraction form
    705,227.60/1,057,625.40 = 231,803.60/x
  3. Step 3: Cross multiply
    705,227.60x = 1,057,625.40 × 231,803.60
  4. Step 4: Simplify right side
    705,227.60x = 245,161,375,171.44
  5. Step 5: Solve for x
    x = 245,161,375,171.44/705,227.60
  6. Step 6: Final answer
    x = 347,634.40

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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.