Home / 854,427.29-1,179,106.57-481,860.60

Finding the Fourth Proportional to 854,427.29, 1,179,106.57 and 481,860.60

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Solution

The fourth proportional to 854,427.29, 1,179,106.57 and 481,860.60 is: 664,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,427.29 : 1,179,106.57 = 481,860.60 : x
  2. Step 2: Convert to fraction form
    854,427.29/1,179,106.57 = 481,860.60/x
  3. Step 3: Cross multiply
    854,427.29x = 1,179,106.57 × 481,860.60
  4. Step 4: Simplify right side
    854,427.29x = 568,164,995,464.82
  5. Step 5: Solve for x
    x = 568,164,995,464.82/854,427.29
  6. Step 6: Final answer
    x = 664,965.88

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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.