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Finding the Fourth Proportional to 361,846.10, 499,327.26 and 200,689.58

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Solution

The fourth proportional to 361,846.10, 499,327.26 and 200,689.58 is: 276,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,846.10 : 499,327.26 = 200,689.58 : x
  2. Step 2: Convert to fraction form
    361,846.10/499,327.26 = 200,689.58/x
  3. Step 3: Cross multiply
    361,846.10x = 499,327.26 × 200,689.58
  4. Step 4: Simplify right side
    361,846.10x = 100,209,778,091.95
  5. Step 5: Solve for x
    x = 100,209,778,091.95/361,846.10
  6. Step 6: Final answer
    x = 276,940.33

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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.