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Finding the Fourth Proportional to 330,950.66, 496,327.03 and 120,539.39

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Solution

The fourth proportional to 330,950.66, 496,327.03 and 120,539.39 is: 180,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,950.66 : 496,327.03 = 120,539.39 : x
  2. Step 2: Convert to fraction form
    330,950.66/496,327.03 = 120,539.39/x
  3. Step 3: Cross multiply
    330,950.66x = 496,327.03 × 120,539.39
  4. Step 4: Simplify right side
    330,950.66x = 59,826,954,653.73
  5. Step 5: Solve for x
    x = 59,826,954,653.73/330,950.66
  6. Step 6: Final answer
    x = 180,773.04

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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.