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Finding the Fourth Proportional to 332,166.21, 497,500.20 and 154,298.91

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Solution

The fourth proportional to 332,166.21, 497,500.20 and 154,298.91 is: 231,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,166.21 : 497,500.20 = 154,298.91 : x
  2. Step 2: Convert to fraction form
    332,166.21/497,500.20 = 154,298.91/x
  3. Step 3: Cross multiply
    332,166.21x = 497,500.20 × 154,298.91
  4. Step 4: Simplify right side
    332,166.21x = 76,763,738,584.78
  5. Step 5: Solve for x
    x = 76,763,738,584.78/332,166.21
  6. Step 6: Final answer
    x = 231,100.38

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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.