Home / 352,439.98-486,251.37-199,462.97

Finding the Fourth Proportional to 352,439.98, 486,251.37 and 199,462.97

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Solution

The fourth proportional to 352,439.98, 486,251.37 and 199,462.97 is: 275,193.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,439.98 : 486,251.37 = 199,462.97 : x
  2. Step 2: Convert to fraction form
    352,439.98/486,251.37 = 199,462.97/x
  3. Step 3: Cross multiply
    352,439.98x = 486,251.37 × 199,462.97
  4. Step 4: Simplify right side
    352,439.98x = 96,989,143,642.40
  5. Step 5: Solve for x
    x = 96,989,143,642.40/352,439.98
  6. Step 6: Final answer
    x = 275,193.37

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1.5x scale

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.