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Finding the Fourth Proportional to 362,385.50, 500,115.14 and 201,240.54

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Solution

The fourth proportional to 362,385.50, 500,115.14 and 201,240.54 is: 277,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,385.50 : 500,115.14 = 201,240.54 : x
  2. Step 2: Convert to fraction form
    362,385.50/500,115.14 = 201,240.54/x
  3. Step 3: Cross multiply
    362,385.50x = 500,115.14 × 201,240.54
  4. Step 4: Simplify right side
    362,385.50x = 100,643,439,829.57
  5. Step 5: Solve for x
    x = 100,643,439,829.57/362,385.50
  6. Step 6: Final answer
    x = 277,724.80

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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.