Home / 981,474.52-1,354,456.20-599,711.80

Finding the Fourth Proportional to 981,474.52, 1,354,456.20 and 599,711.80

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Solution

The fourth proportional to 981,474.52, 1,354,456.20 and 599,711.80 is: 827,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,474.52 : 1,354,456.20 = 599,711.80 : x
  2. Step 2: Convert to fraction form
    981,474.52/1,354,456.20 = 599,711.80/x
  3. Step 3: Cross multiply
    981,474.52x = 1,354,456.20 × 599,711.80
  4. Step 4: Simplify right side
    981,474.52x = 812,283,365,723.16
  5. Step 5: Solve for x
    x = 812,283,365,723.16/981,474.52
  6. Step 6: Final answer
    x = 827,615.34

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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.