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Finding the Fourth Proportional to 337,400.10, 505,954.35 and 168,855.30

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Solution

The fourth proportional to 337,400.10, 505,954.35 and 168,855.30 is: 253,209.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,400.10 : 505,954.35 = 168,855.30 : x
  2. Step 2: Convert to fraction form
    337,400.10/505,954.35 = 168,855.30/x
  3. Step 3: Cross multiply
    337,400.10x = 505,954.35 × 168,855.30
  4. Step 4: Simplify right side
    337,400.10x = 85,433,073,555.56
  5. Step 5: Solve for x
    x = 85,433,073,555.56/337,400.10
  6. Step 6: Final answer
    x = 253,209.98

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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.