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Finding the Fourth Proportional to 362,292.27, 499,978.95 and 201,147.33

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Solution

The fourth proportional to 362,292.27, 499,978.95 and 201,147.33 is: 277,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,292.27 : 499,978.95 = 201,147.33 : x
  2. Step 2: Convert to fraction form
    362,292.27/499,978.95 = 201,147.33/x
  3. Step 3: Cross multiply
    362,292.27x = 499,978.95 × 201,147.33
  4. Step 4: Simplify right side
    362,292.27x = 100,569,430,848.70
  5. Step 5: Solve for x
    x = 100,569,430,848.70/362,292.27
  6. Step 6: Final answer
    x = 277,591.99

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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.