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Finding the Fourth Proportional to 300,232.20, 450,218.70 and 150,414.60

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Solution

The fourth proportional to 300,232.20, 450,218.70 and 150,414.60 is: 225,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,232.20 : 450,218.70 = 150,414.60 : x
  2. Step 2: Convert to fraction form
    300,232.20/450,218.70 = 150,414.60/x
  3. Step 3: Cross multiply
    300,232.20x = 450,218.70 × 150,414.60
  4. Step 4: Simplify right side
    300,232.20x = 67,719,465,673.02
  5. Step 5: Solve for x
    x = 67,719,465,673.02/300,232.20
  6. Step 6: Final answer
    x = 225,556.97

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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.