Home / 534,884.20-802,131.90-179,909.80

Finding the Fourth Proportional to 534,884.20, 802,131.90 and 179,909.80

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Solution

The fourth proportional to 534,884.20, 802,131.90 and 179,909.80 is: 269,799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,884.20 : 802,131.90 = 179,909.80 : x
  2. Step 2: Convert to fraction form
    534,884.20/802,131.90 = 179,909.80/x
  3. Step 3: Cross multiply
    534,884.20x = 802,131.90 × 179,909.80
  4. Step 4: Simplify right side
    534,884.20x = 144,311,389,702.62
  5. Step 5: Solve for x
    x = 144,311,389,702.62/534,884.20
  6. Step 6: Final answer
    x = 269,799.31

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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.