Home / 981,800.19-1,470,338.33-559,796.67

Finding the Fourth Proportional to 981,800.19, 1,470,338.33 and 559,796.67

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Solution

The fourth proportional to 981,800.19, 1,470,338.33 and 559,796.67 is: 838,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,800.19 : 1,470,338.33 = 559,796.67 : x
  2. Step 2: Convert to fraction form
    981,800.19/1,470,338.33 = 559,796.67/x
  3. Step 3: Cross multiply
    981,800.19x = 1,470,338.33 × 559,796.67
  4. Step 4: Simplify right side
    981,800.19x = 823,090,498,108.38
  5. Step 5: Solve for x
    x = 823,090,498,108.38/981,800.19
  6. Step 6: Final answer
    x = 838,348.28

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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.