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Finding the Fourth Proportional to 328,984.60, 493,524.01 and 101,299.52

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Solution

The fourth proportional to 328,984.60, 493,524.01 and 101,299.52 is: 151,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,984.60 : 493,524.01 = 101,299.52 : x
  2. Step 2: Convert to fraction form
    328,984.60/493,524.01 = 101,299.52/x
  3. Step 3: Cross multiply
    328,984.60x = 493,524.01 × 101,299.52
  4. Step 4: Simplify right side
    328,984.60x = 49,993,745,578.78
  5. Step 5: Solve for x
    x = 49,993,745,578.78/328,984.60
  6. Step 6: Final answer
    x = 151,963.79

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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.