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Finding the Fourth Proportional to 396,937.08, 595,425.10 and 160,250.20

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Solution

The fourth proportional to 396,937.08, 595,425.10 and 160,250.20 is: 240,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,937.08 : 595,425.10 = 160,250.20 : x
  2. Step 2: Convert to fraction form
    396,937.08/595,425.10 = 160,250.20/x
  3. Step 3: Cross multiply
    396,937.08x = 595,425.10 × 160,250.20
  4. Step 4: Simplify right side
    396,937.08x = 95,416,991,360.02
  5. Step 5: Solve for x
    x = 95,416,991,360.02/396,937.08
  6. Step 6: Final answer
    x = 240,383.16

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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.