Home / 751,176.44-1,036,624.38-411,645.56

Finding the Fourth Proportional to 751,176.44, 1,036,624.38 and 411,645.56

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Solution

The fourth proportional to 751,176.44, 1,036,624.38 and 411,645.56 is: 568,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,176.44 : 1,036,624.38 = 411,645.56 : x
  2. Step 2: Convert to fraction form
    751,176.44/1,036,624.38 = 411,645.56/x
  3. Step 3: Cross multiply
    751,176.44x = 1,036,624.38 × 411,645.56
  4. Step 4: Simplify right side
    751,176.44x = 426,721,823,414.75
  5. Step 5: Solve for x
    x = 426,721,823,414.75/751,176.44
  6. Step 6: Final answer
    x = 568,071.36

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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.