Home / 578,310.96-867,525.24-199,182.36

Finding the Fourth Proportional to 578,310.96, 867,525.24 and 199,182.36

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Solution

The fourth proportional to 578,310.96, 867,525.24 and 199,182.36 is: 298,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,310.96 : 867,525.24 = 199,182.36 : x
  2. Step 2: Convert to fraction form
    578,310.96/867,525.24 = 199,182.36/x
  3. Step 3: Cross multiply
    578,310.96x = 867,525.24 × 199,182.36
  4. Step 4: Simplify right side
    578,310.96x = 172,795,724,662.77
  5. Step 5: Solve for x
    x = 172,795,724,662.77/578,310.96
  6. Step 6: Final answer
    x = 298,793.79

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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.