Home / 693,738.70-1,040,608.05-444,906.70

Finding the Fourth Proportional to 693,738.70, 1,040,608.05 and 444,906.70

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Solution

The fourth proportional to 693,738.70, 1,040,608.05 and 444,906.70 is: 667,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,738.70 : 1,040,608.05 = 444,906.70 : x
  2. Step 2: Convert to fraction form
    693,738.70/1,040,608.05 = 444,906.70/x
  3. Step 3: Cross multiply
    693,738.70x = 1,040,608.05 × 444,906.70
  4. Step 4: Simplify right side
    693,738.70x = 462,973,493,518.94
  5. Step 5: Solve for x
    x = 462,973,493,518.94/693,738.70
  6. Step 6: Final answer
    x = 667,360.05

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Double scale
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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.