Home / 412,336.04-618,520.41-196,142.85

Finding the Fourth Proportional to 412,336.04, 618,520.41 and 196,142.85

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Solution

The fourth proportional to 412,336.04, 618,520.41 and 196,142.85 is: 294,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,336.04 : 618,520.41 = 196,142.85 : x
  2. Step 2: Convert to fraction form
    412,336.04/618,520.41 = 196,142.85/x
  3. Step 3: Cross multiply
    412,336.04x = 618,520.41 × 196,142.85
  4. Step 4: Simplify right side
    412,336.04x = 121,318,356,000.57
  5. Step 5: Solve for x
    x = 121,318,356,000.57/412,336.04
  6. Step 6: Final answer
    x = 294,222.06

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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.