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Finding the Fourth Proportional to 276,800.60, 415,137.18 and 108,324.92

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Solution

The fourth proportional to 276,800.60, 415,137.18 and 108,324.92 is: 162,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,800.60 : 415,137.18 = 108,324.92 : x
  2. Step 2: Convert to fraction form
    276,800.60/415,137.18 = 108,324.92/x
  3. Step 3: Cross multiply
    276,800.60x = 415,137.18 × 108,324.92
  4. Step 4: Simplify right side
    276,800.60x = 44,969,701,812.53
  5. Step 5: Solve for x
    x = 44,969,701,812.53/276,800.60
  6. Step 6: Final answer
    x = 162,462.44

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1.5x scale

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.