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Finding the Fourth Proportional to 260,874.05, 359,838.91 and 179,162.87

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Solution

The fourth proportional to 260,874.05, 359,838.91 and 179,162.87 is: 247,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,874.05 : 359,838.91 = 179,162.87 : x
  2. Step 2: Convert to fraction form
    260,874.05/359,838.91 = 179,162.87/x
  3. Step 3: Cross multiply
    260,874.05x = 359,838.91 × 179,162.87
  4. Step 4: Simplify right side
    260,874.05x = 64,469,771,853.27
  5. Step 5: Solve for x
    x = 64,469,771,853.27/260,874.05
  6. Step 6: Final answer
    x = 247,129.88

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1.5x scale

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.