Home / 981,230.20-1,471,845.30-532,166.20

Finding the Fourth Proportional to 981,230.20, 1,471,845.30 and 532,166.20

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Solution

The fourth proportional to 981,230.20, 1,471,845.30 and 532,166.20 is: 798,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,230.20 : 1,471,845.30 = 532,166.20 : x
  2. Step 2: Convert to fraction form
    981,230.20/1,471,845.30 = 532,166.20/x
  3. Step 3: Cross multiply
    981,230.20x = 1,471,845.30 × 532,166.20
  4. Step 4: Simplify right side
    981,230.20x = 783,266,320,288.86
  5. Step 5: Solve for x
    x = 783,266,320,288.86/981,230.20
  6. Step 6: Final answer
    x = 798,249.30

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Half scale
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Double scale
Find fourth proportional to 981,231.20, 1,471,846.80 and 532,167.20
Similar ratio
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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.