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Finding the Fourth Proportional to 180,237.39, 270,119.57 and 132,629.56

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Solution

The fourth proportional to 180,237.39, 270,119.57 and 132,629.56 is: 198,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,237.39 : 270,119.57 = 132,629.56 : x
  2. Step 2: Convert to fraction form
    180,237.39/270,119.57 = 132,629.56/x
  3. Step 3: Cross multiply
    180,237.39x = 270,119.57 × 132,629.56
  4. Step 4: Simplify right side
    180,237.39x = 35,825,839,716.49
  5. Step 5: Solve for x
    x = 35,825,839,716.49/180,237.39
  6. Step 6: Final answer
    x = 198,770.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.