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Finding the Fourth Proportional to 337,176.20, 505,910.10 and 170,964.20

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Solution

The fourth proportional to 337,176.20, 505,910.10 and 170,964.20 is: 256,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,176.20 : 505,910.10 = 170,964.20 : x
  2. Step 2: Convert to fraction form
    337,176.20/505,910.10 = 170,964.20/x
  3. Step 3: Cross multiply
    337,176.20x = 505,910.10 × 170,964.20
  4. Step 4: Simplify right side
    337,176.20x = 86,492,515,518.42
  5. Step 5: Solve for x
    x = 86,492,515,518.42/337,176.20
  6. Step 6: Final answer
    x = 256,520.23

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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.