Home / 768,331.62-1,152,201.96-530,954.64

Finding the Fourth Proportional to 768,331.62, 1,152,201.96 and 530,954.64

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Solution

The fourth proportional to 768,331.62, 1,152,201.96 and 530,954.64 is: 796,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,331.62 : 1,152,201.96 = 530,954.64 : x
  2. Step 2: Convert to fraction form
    768,331.62/1,152,201.96 = 530,954.64/x
  3. Step 3: Cross multiply
    768,331.62x = 1,152,201.96 × 530,954.64
  4. Step 4: Simplify right side
    768,331.62x = 611,766,976,879.09
  5. Step 5: Solve for x
    x = 611,766,976,879.09/768,331.62
  6. Step 6: Final answer
    x = 796,227.78

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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.