Home / 483,890.52-725,983.38-247,399.23

Finding the Fourth Proportional to 483,890.52, 725,983.38 and 247,399.23

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Solution

The fourth proportional to 483,890.52, 725,983.38 and 247,399.23 is: 371,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,890.52 : 725,983.38 = 247,399.23 : x
  2. Step 2: Convert to fraction form
    483,890.52/725,983.38 = 247,399.23/x
  3. Step 3: Cross multiply
    483,890.52x = 725,983.38 × 247,399.23
  4. Step 4: Simplify right side
    483,890.52x = 179,607,729,204.80
  5. Step 5: Solve for x
    x = 179,607,729,204.80/483,890.52
  6. Step 6: Final answer
    x = 371,174.31

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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.