Home / 751,173.44-1,036,620.24-411,642.56

Finding the Fourth Proportional to 751,173.44, 1,036,620.24 and 411,642.56

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Solution

The fourth proportional to 751,173.44, 1,036,620.24 and 411,642.56 is: 568,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,173.44 : 1,036,620.24 = 411,642.56 : x
  2. Step 2: Convert to fraction form
    751,173.44/1,036,620.24 = 411,642.56/x
  3. Step 3: Cross multiply
    751,173.44x = 1,036,620.24 × 411,642.56
  4. Step 4: Simplify right side
    751,173.44x = 426,717,009,341.41
  5. Step 5: Solve for x
    x = 426,717,009,341.41/751,173.44
  6. Step 6: Final answer
    x = 568,067.22

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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.