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Finding the Fourth Proportional to 260,873.05, 359,837.53 and 179,161.87

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Solution

The fourth proportional to 260,873.05, 359,837.53 and 179,161.87 is: 247,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,873.05 : 359,837.53 = 179,161.87 : x
  2. Step 2: Convert to fraction form
    260,873.05/359,837.53 = 179,161.87/x
  3. Step 3: Cross multiply
    260,873.05x = 359,837.53 × 179,161.87
  4. Step 4: Simplify right side
    260,873.05x = 64,469,164,770.98
  5. Step 5: Solve for x
    x = 64,469,164,770.98/260,873.05
  6. Step 6: Final answer
    x = 247,128.50

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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.