Home / 326,906.14-451,127.38-181,708.12

Finding the Fourth Proportional to 326,906.14, 451,127.38 and 181,708.12

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Solution

The fourth proportional to 326,906.14, 451,127.38 and 181,708.12 is: 250,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,906.14 : 451,127.38 = 181,708.12 : x
  2. Step 2: Convert to fraction form
    326,906.14/451,127.38 = 181,708.12/x
  3. Step 3: Cross multiply
    326,906.14x = 451,127.38 × 181,708.12
  4. Step 4: Simplify right side
    326,906.14x = 81,973,508,100.33
  5. Step 5: Solve for x
    x = 81,973,508,100.33/326,906.14
  6. Step 6: Final answer
    x = 250,755.49

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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.