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Finding the Fourth Proportional to 351,074.00, 484,494.48 and 198,103.22

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Solution

The fourth proportional to 351,074.00, 484,494.48 and 198,103.22 is: 273,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,074.00 : 484,494.48 = 198,103.22 : x
  2. Step 2: Convert to fraction form
    351,074.00/484,494.48 = 198,103.22/x
  3. Step 3: Cross multiply
    351,074.00x = 484,494.48 × 198,103.22
  4. Step 4: Simplify right side
    351,074.00x = 95,979,914,137.75
  5. Step 5: Solve for x
    x = 95,979,914,137.75/351,074.00
  6. Step 6: Final answer
    x = 273,389.42

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