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Finding the Fourth Proportional to 467,934.62, 701,874.21 and 130,967.80

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Solution

The fourth proportional to 467,934.62, 701,874.21 and 130,967.80 is: 196,443.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,934.62 : 701,874.21 = 130,967.80 : x
  2. Step 2: Convert to fraction form
    467,934.62/701,874.21 = 130,967.80/x
  3. Step 3: Cross multiply
    467,934.62x = 701,874.21 × 130,967.80
  4. Step 4: Simplify right side
    467,934.62x = 91,922,919,896.88
  5. Step 5: Solve for x
    x = 91,922,919,896.88/467,934.62
  6. Step 6: Final answer
    x = 196,443.94

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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.