Home / 981,035.36-1,354,198.76-573,269.80

Finding the Fourth Proportional to 981,035.36, 1,354,198.76 and 573,269.80

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Solution

The fourth proportional to 981,035.36, 1,354,198.76 and 573,269.80 is: 791,328.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,035.36 : 1,354,198.76 = 573,269.80 : x
  2. Step 2: Convert to fraction form
    981,035.36/1,354,198.76 = 573,269.80/x
  3. Step 3: Cross multiply
    981,035.36x = 1,354,198.76 × 573,269.80
  4. Step 4: Simplify right side
    981,035.36x = 776,321,252,305.45
  5. Step 5: Solve for x
    x = 776,321,252,305.45/981,035.36
  6. Step 6: Final answer
    x = 791,328.51

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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.