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Finding the Fourth Proportional to 337,003.70, 505,145.90 and 168,191.60

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Solution

The fourth proportional to 337,003.70, 505,145.90 and 168,191.60 is: 252,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,003.70 : 505,145.90 = 168,191.60 : x
  2. Step 2: Convert to fraction form
    337,003.70/505,145.90 = 168,191.60/x
  3. Step 3: Cross multiply
    337,003.70x = 505,145.90 × 168,191.60
  4. Step 4: Simplify right side
    337,003.70x = 84,961,297,154.44
  5. Step 5: Solve for x
    x = 84,961,297,154.44/337,003.70
  6. Step 6: Final answer
    x = 252,107.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.