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Finding the Fourth Proportional to 617,912.46, 926,884.89 and 197,187.94

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Solution

The fourth proportional to 617,912.46, 926,884.89 and 197,187.94 is: 295,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,912.46 : 926,884.89 = 197,187.94 : x
  2. Step 2: Convert to fraction form
    617,912.46/926,884.89 = 197,187.94/x
  3. Step 3: Cross multiply
    617,912.46x = 926,884.89 × 197,187.94
  4. Step 4: Simplify right side
    617,912.46x = 182,770,522,076.23
  5. Step 5: Solve for x
    x = 182,770,522,076.23/617,912.46
  6. Step 6: Final answer
    x = 295,787.08

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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.