Home / 874,040.88-1,312,287.99-447,882.93

Finding the Fourth Proportional to 874,040.88, 1,312,287.99 and 447,882.93

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Solution

The fourth proportional to 874,040.88, 1,312,287.99 and 447,882.93 is: 672,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,040.88 : 1,312,287.99 = 447,882.93 : x
  2. Step 2: Convert to fraction form
    874,040.88/1,312,287.99 = 447,882.93/x
  3. Step 3: Cross multiply
    874,040.88x = 1,312,287.99 × 447,882.93
  4. Step 4: Simplify right side
    874,040.88x = 587,751,389,965.01
  5. Step 5: Solve for x
    x = 587,751,389,965.01/874,040.88
  6. Step 6: Final answer
    x = 672,452.97

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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.