Home / 579,063.31-868,711.07-199,997.95

Finding the Fourth Proportional to 579,063.31, 868,711.07 and 199,997.95

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Solution

The fourth proportional to 579,063.31, 868,711.07 and 199,997.95 is: 300,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,063.31 : 868,711.07 = 199,997.95 : x
  2. Step 2: Convert to fraction form
    579,063.31/868,711.07 = 199,997.95/x
  3. Step 3: Cross multiply
    579,063.31x = 868,711.07 × 199,997.95
  4. Step 4: Simplify right side
    579,063.31x = 173,740,432,142.32
  5. Step 5: Solve for x
    x = 173,740,432,142.32/579,063.31
  6. Step 6: Final answer
    x = 300,037.02

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Similar ratio
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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.