Home / 578,793.26-868,222.69-179,490.80

Finding the Fourth Proportional to 578,793.26, 868,222.69 and 179,490.80

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Solution

The fourth proportional to 578,793.26, 868,222.69 and 179,490.80 is: 269,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,793.26 : 868,222.69 = 179,490.80 : x
  2. Step 2: Convert to fraction form
    578,793.26/868,222.69 = 179,490.80/x
  3. Step 3: Cross multiply
    578,793.26x = 868,222.69 × 179,490.80
  4. Step 4: Simplify right side
    578,793.26x = 155,837,979,967.69
  5. Step 5: Solve for x
    x = 155,837,979,967.69/578,793.26
  6. Step 6: Final answer
    x = 269,246.36

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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.