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Finding the Fourth Proportional to 362,395.20, 500,120.46 and 201,251.56

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Solution

The fourth proportional to 362,395.20, 500,120.46 and 201,251.56 is: 277,735.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,395.20 : 500,120.46 = 201,251.56 : x
  2. Step 2: Convert to fraction form
    362,395.20/500,120.46 = 201,251.56/x
  3. Step 3: Cross multiply
    362,395.20x = 500,120.46 × 201,251.56
  4. Step 4: Simplify right side
    362,395.20x = 100,650,022,762.92
  5. Step 5: Solve for x
    x = 100,650,022,762.92/362,395.20
  6. Step 6: Final answer
    x = 277,735.53

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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.