Home / 880,915.13-1,321,372.69-216,067.13

Finding the Fourth Proportional to 880,915.13, 1,321,372.69 and 216,067.13

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Solution

The fourth proportional to 880,915.13, 1,321,372.69 and 216,067.13 is: 324,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,915.13 : 1,321,372.69 = 216,067.13 : x
  2. Step 2: Convert to fraction form
    880,915.13/1,321,372.69 = 216,067.13/x
  3. Step 3: Cross multiply
    880,915.13x = 1,321,372.69 × 216,067.13
  4. Step 4: Simplify right side
    880,915.13x = 285,505,204,788.68
  5. Step 5: Solve for x
    x = 285,505,204,788.68/880,915.13
  6. Step 6: Final answer
    x = 324,100.69

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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.