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Finding the Fourth Proportional to 230,850.69, 318,706.50 and 175,972.05

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Solution

The fourth proportional to 230,850.69, 318,706.50 and 175,972.05 is: 242,942.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,850.69 : 318,706.50 = 175,972.05 : x
  2. Step 2: Convert to fraction form
    230,850.69/318,706.50 = 175,972.05/x
  3. Step 3: Cross multiply
    230,850.69x = 318,706.50 × 175,972.05
  4. Step 4: Simplify right side
    230,850.69x = 56,083,436,153.33
  5. Step 5: Solve for x
    x = 56,083,436,153.33/230,850.69
  6. Step 6: Final answer
    x = 242,942.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.