Home / 981,370.38-1,471,183.14-382,193.10

Finding the Fourth Proportional to 981,370.38, 1,471,183.14 and 382,193.10

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Solution

The fourth proportional to 981,370.38, 1,471,183.14 and 382,193.10 is: 572,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,370.38 : 1,471,183.14 = 382,193.10 : x
  2. Step 2: Convert to fraction form
    981,370.38/1,471,183.14 = 382,193.10/x
  3. Step 3: Cross multiply
    981,370.38x = 1,471,183.14 × 382,193.10
  4. Step 4: Simplify right side
    981,370.38x = 562,276,044,944.33
  5. Step 5: Solve for x
    x = 562,276,044,944.33/981,370.38
  6. Step 6: Final answer
    x = 572,949.88

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Double scale
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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.