Home / 325,620.54-449,370.15-189,632.58

Finding the Fourth Proportional to 325,620.54, 449,370.15 and 189,632.58

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Solution

The fourth proportional to 325,620.54, 449,370.15 and 189,632.58 is: 261,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,620.54 : 449,370.15 = 189,632.58 : x
  2. Step 2: Convert to fraction form
    325,620.54/449,370.15 = 189,632.58/x
  3. Step 3: Cross multiply
    325,620.54x = 449,370.15 × 189,632.58
  4. Step 4: Simplify right side
    325,620.54x = 85,215,220,919.49
  5. Step 5: Solve for x
    x = 85,215,220,919.49/325,620.54
  6. Step 6: Final answer
    x = 261,701.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.