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Finding the Fourth Proportional to 617,462.38, 926,183.49 and 196,732.54

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Solution

The fourth proportional to 617,462.38, 926,183.49 and 196,732.54 is: 295,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,462.38 : 926,183.49 = 196,732.54 : x
  2. Step 2: Convert to fraction form
    617,462.38/926,183.49 = 196,732.54/x
  3. Step 3: Cross multiply
    617,462.38x = 926,183.49 × 196,732.54
  4. Step 4: Simplify right side
    617,462.38x = 182,210,430,493.77
  5. Step 5: Solve for x
    x = 182,210,430,493.77/617,462.38
  6. Step 6: Final answer
    x = 295,095.60

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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.