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Finding the Fourth Proportional to 441,372.53, 661,773.87 and 188,817.77

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Solution

The fourth proportional to 441,372.53, 661,773.87 and 188,817.77 is: 283,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,372.53 : 661,773.87 = 188,817.77 : x
  2. Step 2: Convert to fraction form
    441,372.53/661,773.87 = 188,817.77/x
  3. Step 3: Cross multiply
    441,372.53x = 661,773.87 × 188,817.77
  4. Step 4: Simplify right side
    441,372.53x = 124,954,662,124.71
  5. Step 5: Solve for x
    x = 124,954,662,124.71/441,372.53
  6. Step 6: Final answer
    x = 283,104.76

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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.