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Finding the Fourth Proportional to 652,832.38, 978,933.60 and 273,651.30

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Solution

The fourth proportional to 652,832.38, 978,933.60 and 273,651.30 is: 410,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,832.38 : 978,933.60 = 273,651.30 : x
  2. Step 2: Convert to fraction form
    652,832.38/978,933.60 = 273,651.30/x
  3. Step 3: Cross multiply
    652,832.38x = 978,933.60 × 273,651.30
  4. Step 4: Simplify right side
    652,832.38x = 267,886,452,253.68
  5. Step 5: Solve for x
    x = 267,886,452,253.68/652,832.38
  6. Step 6: Final answer
    x = 410,344.92

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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.