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Finding the Fourth Proportional to 236,399.97, 326,230.43 and 134,425.43

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Solution

The fourth proportional to 236,399.97, 326,230.43 and 134,425.43 is: 185,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,399.97 : 326,230.43 = 134,425.43 : x
  2. Step 2: Convert to fraction form
    236,399.97/326,230.43 = 134,425.43/x
  3. Step 3: Cross multiply
    236,399.97x = 326,230.43 × 134,425.43
  4. Step 4: Simplify right side
    236,399.97x = 43,853,665,831.83
  5. Step 5: Solve for x
    x = 43,853,665,831.83/236,399.97
  6. Step 6: Final answer
    x = 185,506.22

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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.