Home / 324,049.12-447,116.19-188,004.26

Finding the Fourth Proportional to 324,049.12, 447,116.19 and 188,004.26

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Solution

The fourth proportional to 324,049.12, 447,116.19 and 188,004.26 is: 259,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,049.12 : 447,116.19 = 188,004.26 : x
  2. Step 2: Convert to fraction form
    324,049.12/447,116.19 = 188,004.26/x
  3. Step 3: Cross multiply
    324,049.12x = 447,116.19 × 188,004.26
  4. Step 4: Simplify right side
    324,049.12x = 84,059,748,434.97
  5. Step 5: Solve for x
    x = 84,059,748,434.97/324,049.12
  6. Step 6: Final answer
    x = 259,404.34

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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.