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Finding the Fourth Proportional to 242,506.28, 363,600.99 and 116,142.41

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Solution

The fourth proportional to 242,506.28, 363,600.99 and 116,142.41 is: 174,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,506.28 : 363,600.99 = 116,142.41 : x
  2. Step 2: Convert to fraction form
    242,506.28/363,600.99 = 116,142.41/x
  3. Step 3: Cross multiply
    242,506.28x = 363,600.99 × 116,142.41
  4. Step 4: Simplify right side
    242,506.28x = 42,229,493,438.98
  5. Step 5: Solve for x
    x = 42,229,493,438.98/242,506.28
  6. Step 6: Final answer
    x = 174,137.73

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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.