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Finding the Fourth Proportional to 396,884.10, 595,122.02 and 116,364.90

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Solution

The fourth proportional to 396,884.10, 595,122.02 and 116,364.90 is: 174,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,884.10 : 595,122.02 = 116,364.90 : x
  2. Step 2: Convert to fraction form
    396,884.10/595,122.02 = 116,364.90/x
  3. Step 3: Cross multiply
    396,884.10x = 595,122.02 × 116,364.90
  4. Step 4: Simplify right side
    396,884.10x = 69,251,314,345.10
  5. Step 5: Solve for x
    x = 69,251,314,345.10/396,884.10
  6. Step 6: Final answer
    x = 174,487.50

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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.