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Finding the Fourth Proportional to 366,777.05, 550,161.11 and 100,537.34

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Solution

The fourth proportional to 366,777.05, 550,161.11 and 100,537.34 is: 150,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,777.05 : 550,161.11 = 100,537.34 : x
  2. Step 2: Convert to fraction form
    366,777.05/550,161.11 = 100,537.34/x
  3. Step 3: Cross multiply
    366,777.05x = 550,161.11 × 100,537.34
  4. Step 4: Simplify right side
    366,777.05x = 55,311,732,071.39
  5. Step 5: Solve for x
    x = 55,311,732,071.39/366,777.05
  6. Step 6: Final answer
    x = 150,804.78

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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.