Home / 579,235.49-868,814.25-200,161.41

Finding the Fourth Proportional to 579,235.49, 868,814.25 and 200,161.41

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Solution

The fourth proportional to 579,235.49, 868,814.25 and 200,161.41 is: 300,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,235.49 : 868,814.25 = 200,161.41 : x
  2. Step 2: Convert to fraction form
    579,235.49/868,814.25 = 200,161.41/x
  3. Step 3: Cross multiply
    579,235.49x = 868,814.25 × 200,161.41
  4. Step 4: Simplify right side
    579,235.49x = 173,903,085,308.09
  5. Step 5: Solve for x
    x = 173,903,085,308.09/579,235.49
  6. Step 6: Final answer
    x = 300,228.64

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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.