Home / 337,269.40-505,839.30-100,619.80

Finding the Fourth Proportional to 337,269.40, 505,839.30 and 100,619.80

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Solution

The fourth proportional to 337,269.40, 505,839.30 and 100,619.80 is: 150,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,269.40 : 505,839.30 = 100,619.80 : x
  2. Step 2: Convert to fraction form
    337,269.40/505,839.30 = 100,619.80/x
  3. Step 3: Cross multiply
    337,269.40x = 505,839.30 × 100,619.80
  4. Step 4: Simplify right side
    337,269.40x = 50,897,449,198.14
  5. Step 5: Solve for x
    x = 50,897,449,198.14/337,269.40
  6. Step 6: Final answer
    x = 150,910.37

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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.