Home / 324,327.12-447,552.18-188,351.61

Finding the Fourth Proportional to 324,327.12, 447,552.18 and 188,351.61

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Solution

The fourth proportional to 324,327.12, 447,552.18 and 188,351.61 is: 259,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,327.12 : 447,552.18 = 188,351.61 : x
  2. Step 2: Convert to fraction form
    324,327.12/447,552.18 = 188,351.61/x
  3. Step 3: Cross multiply
    324,327.12x = 447,552.18 × 188,351.61
  4. Step 4: Simplify right side
    324,327.12x = 84,297,173,662.01
  5. Step 5: Solve for x
    x = 84,297,173,662.01/324,327.12
  6. Step 6: Final answer
    x = 259,914.04

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1.5x scale

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.