Home / 699,596.88-1,049,578.59-219,805.30

Finding the Fourth Proportional to 699,596.88, 1,049,578.59 and 219,805.30

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Solution

The fourth proportional to 699,596.88, 1,049,578.59 and 219,805.30 is: 329,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,596.88 : 1,049,578.59 = 219,805.30 : x
  2. Step 2: Convert to fraction form
    699,596.88/1,049,578.59 = 219,805.30/x
  3. Step 3: Cross multiply
    699,596.88x = 1,049,578.59 × 219,805.30
  4. Step 4: Simplify right side
    699,596.88x = 230,702,936,848.53
  5. Step 5: Solve for x
    x = 230,702,936,848.53/699,596.88
  6. Step 6: Final answer
    x = 329,765.53

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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.