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Finding the Fourth Proportional to 242,571.80, 363,857.70 and 241,016.60

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Solution

The fourth proportional to 242,571.80, 363,857.70 and 241,016.60 is: 361,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,571.80 : 363,857.70 = 241,016.60 : x
  2. Step 2: Convert to fraction form
    242,571.80/363,857.70 = 241,016.60/x
  3. Step 3: Cross multiply
    242,571.80x = 363,857.70 × 241,016.60
  4. Step 4: Simplify right side
    242,571.80x = 87,695,745,737.82
  5. Step 5: Solve for x
    x = 87,695,745,737.82/242,571.80
  6. Step 6: Final answer
    x = 361,524.90

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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.