Home / 751,571.92-1,037,234.53-412,105.78

Finding the Fourth Proportional to 751,571.92, 1,037,234.53 and 412,105.78

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Solution

The fourth proportional to 751,571.92, 1,037,234.53 and 412,105.78 is: 568,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,571.92 : 1,037,234.53 = 412,105.78 : x
  2. Step 2: Convert to fraction form
    751,571.92/1,037,234.53 = 412,105.78/x
  3. Step 3: Cross multiply
    751,571.92x = 1,037,234.53 × 412,105.78
  4. Step 4: Simplify right side
    751,571.92x = 427,450,345,028.58
  5. Step 5: Solve for x
    x = 427,450,345,028.58/751,571.92
  6. Step 6: Final answer
    x = 568,741.77

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Double scale
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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.