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Finding the Fourth Proportional to 300,740.85, 450,636.66 and 110,940.03

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Solution

The fourth proportional to 300,740.85, 450,636.66 and 110,940.03 is: 166,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,740.85 : 450,636.66 = 110,940.03 : x
  2. Step 2: Convert to fraction form
    300,740.85/450,636.66 = 110,940.03/x
  3. Step 3: Cross multiply
    300,740.85x = 450,636.66 × 110,940.03
  4. Step 4: Simplify right side
    300,740.85x = 49,993,644,579.50
  5. Step 5: Solve for x
    x = 49,993,644,579.50/300,740.85
  6. Step 6: Final answer
    x = 166,234.96

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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.