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Finding the Fourth Proportional to 351,099.38, 526,728.11 and 111,227.73

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Solution

The fourth proportional to 351,099.38, 526,728.11 and 111,227.73 is: 166,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,099.38 : 526,728.11 = 111,227.73 : x
  2. Step 2: Convert to fraction form
    351,099.38/526,728.11 = 111,227.73/x
  3. Step 3: Cross multiply
    351,099.38x = 526,728.11 × 111,227.73
  4. Step 4: Simplify right side
    351,099.38x = 58,586,771,446.35
  5. Step 5: Solve for x
    x = 58,586,771,446.35/351,099.38
  6. Step 6: Final answer
    x = 166,866.64

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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.