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Finding the Fourth Proportional to 412,684.26, 619,239.60 and 175,963.38

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Solution

The fourth proportional to 412,684.26, 619,239.60 and 175,963.38 is: 264,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,684.26 : 619,239.60 = 175,963.38 : x
  2. Step 2: Convert to fraction form
    412,684.26/619,239.60 = 175,963.38/x
  3. Step 3: Cross multiply
    412,684.26x = 619,239.60 × 175,963.38
  4. Step 4: Simplify right side
    412,684.26x = 108,963,493,045.85
  5. Step 5: Solve for x
    x = 108,963,493,045.85/412,684.26
  6. Step 6: Final answer
    x = 264,035.98

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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.