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Finding the Fourth Proportional to 362,485.50, 500,216.07 and 201,350.85

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Solution

The fourth proportional to 362,485.50, 500,216.07 and 201,350.85 is: 277,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,485.50 : 500,216.07 = 201,350.85 : x
  2. Step 2: Convert to fraction form
    362,485.50/500,216.07 = 201,350.85/x
  3. Step 3: Cross multiply
    362,485.50x = 500,216.07 × 201,350.85
  4. Step 4: Simplify right side
    362,485.50x = 100,718,930,878.16
  5. Step 5: Solve for x
    x = 100,718,930,878.16/362,485.50
  6. Step 6: Final answer
    x = 277,856.44

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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.