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Finding the Fourth Proportional to 332,893.20, 499,048.20 and 199,826.40

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Solution

The fourth proportional to 332,893.20, 499,048.20 and 199,826.40 is: 299,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,893.20 : 499,048.20 = 199,826.40 : x
  2. Step 2: Convert to fraction form
    332,893.20/499,048.20 = 199,826.40/x
  3. Step 3: Cross multiply
    332,893.20x = 499,048.20 × 199,826.40
  4. Step 4: Simplify right side
    332,893.20x = 99,723,005,232.48
  5. Step 5: Solve for x
    x = 99,723,005,232.48/332,893.20
  6. Step 6: Final answer
    x = 299,564.56

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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.