Home / 578,568.93-867,910.49-199,439.75

Finding the Fourth Proportional to 578,568.93, 867,910.49 and 199,439.75

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Solution

The fourth proportional to 578,568.93, 867,910.49 and 199,439.75 is: 299,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,568.93 : 867,910.49 = 199,439.75 : x
  2. Step 2: Convert to fraction form
    578,568.93/867,910.49 = 199,439.75/x
  3. Step 3: Cross multiply
    578,568.93x = 867,910.49 × 199,439.75
  4. Step 4: Simplify right side
    578,568.93x = 173,095,846,808.43
  5. Step 5: Solve for x
    x = 173,095,846,808.43/578,568.93
  6. Step 6: Final answer
    x = 299,179.30

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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.