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Finding the Fourth Proportional to 359,512.83, 496,124.60 and 198,369.41

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Solution

The fourth proportional to 359,512.83, 496,124.60 and 198,369.41 is: 273,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,512.83 : 496,124.60 = 198,369.41 : x
  2. Step 2: Convert to fraction form
    359,512.83/496,124.60 = 198,369.41/x
  3. Step 3: Cross multiply
    359,512.83x = 496,124.60 × 198,369.41
  4. Step 4: Simplify right side
    359,512.83x = 98,415,940,716.02
  5. Step 5: Solve for x
    x = 98,415,940,716.02/359,512.83
  6. Step 6: Final answer
    x = 273,748.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.