Home / 743,976.48-1,025,723.88-481,865.44

Finding the Fourth Proportional to 743,976.48, 1,025,723.88 and 481,865.44

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Solution

The fourth proportional to 743,976.48, 1,025,723.88 and 481,865.44 is: 664,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,976.48 : 1,025,723.88 = 481,865.44 : x
  2. Step 2: Convert to fraction form
    743,976.48/1,025,723.88 = 481,865.44/x
  3. Step 3: Cross multiply
    743,976.48x = 1,025,723.88 × 481,865.44
  4. Step 4: Simplify right side
    743,976.48x = 494,260,888,754.71
  5. Step 5: Solve for x
    x = 494,260,888,754.71/743,976.48
  6. Step 6: Final answer
    x = 664,350.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.