Home / 766,830.48-1,150,757.64-268,194.48

Finding the Fourth Proportional to 766,830.48, 1,150,757.64 and 268,194.48

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Solution

The fourth proportional to 766,830.48, 1,150,757.64 and 268,194.48 is: 402,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,830.48 : 1,150,757.64 = 268,194.48 : x
  2. Step 2: Convert to fraction form
    766,830.48/1,150,757.64 = 268,194.48/x
  3. Step 3: Cross multiply
    766,830.48x = 1,150,757.64 × 268,194.48
  4. Step 4: Simplify right side
    766,830.48x = 308,626,846,865.83
  5. Step 5: Solve for x
    x = 308,626,846,865.83/766,830.48
  6. Step 6: Final answer
    x = 402,470.76

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1.5x scale

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.