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Finding the Fourth Proportional to 361,741.62, 499,229.01 and 200,612.10

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Solution

The fourth proportional to 361,741.62, 499,229.01 and 200,612.10 is: 276,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,741.62 : 499,229.01 = 200,612.10 : x
  2. Step 2: Convert to fraction form
    361,741.62/499,229.01 = 200,612.10/x
  3. Step 3: Cross multiply
    361,741.62x = 499,229.01 × 200,612.10
  4. Step 4: Simplify right side
    361,741.62x = 100,151,380,077.02
  5. Step 5: Solve for x
    x = 100,151,380,077.02/361,741.62
  6. Step 6: Final answer
    x = 276,858.88

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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.