Home / 866,456.38-1,299,688.17-568,820.26

Finding the Fourth Proportional to 866,456.38, 1,299,688.17 and 568,820.26

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Solution

The fourth proportional to 866,456.38, 1,299,688.17 and 568,820.26 is: 853,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,456.38 : 1,299,688.17 = 568,820.26 : x
  2. Step 2: Convert to fraction form
    866,456.38/1,299,688.17 = 568,820.26/x
  3. Step 3: Cross multiply
    866,456.38x = 1,299,688.17 × 568,820.26
  4. Step 4: Simplify right side
    866,456.38x = 739,288,962,778.32
  5. Step 5: Solve for x
    x = 739,288,962,778.32/866,456.38
  6. Step 6: Final answer
    x = 853,232.75

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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.