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Finding the Fourth Proportional to 362,149.43, 499,762.61 and 201,000.34

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Solution

The fourth proportional to 362,149.43, 499,762.61 and 201,000.34 is: 277,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,149.43 : 499,762.61 = 201,000.34 : x
  2. Step 2: Convert to fraction form
    362,149.43/499,762.61 = 201,000.34/x
  3. Step 3: Cross multiply
    362,149.43x = 499,762.61 × 201,000.34
  4. Step 4: Simplify right side
    362,149.43x = 100,452,452,274.88
  5. Step 5: Solve for x
    x = 100,452,452,274.88/362,149.43
  6. Step 6: Final answer
    x = 277,378.46

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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.