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Finding the Fourth Proportional to 453,067.56, 679,589.11 and 111,514.02

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Solution

The fourth proportional to 453,067.56, 679,589.11 and 111,514.02 is: 167,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,067.56 : 679,589.11 = 111,514.02 : x
  2. Step 2: Convert to fraction form
    453,067.56/679,589.11 = 111,514.02/x
  3. Step 3: Cross multiply
    453,067.56x = 679,589.11 × 111,514.02
  4. Step 4: Simplify right side
    453,067.56x = 75,783,713,604.32
  5. Step 5: Solve for x
    x = 75,783,713,604.32/453,067.56
  6. Step 6: Final answer
    x = 167,268.02

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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.