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Finding the Fourth Proportional to 396,521.70, 595,373.02 and 160,325.70

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Solution

The fourth proportional to 396,521.70, 595,373.02 and 160,325.70 is: 240,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,521.70 : 595,373.02 = 160,325.70 : x
  2. Step 2: Convert to fraction form
    396,521.70/595,373.02 = 160,325.70/x
  3. Step 3: Cross multiply
    396,521.70x = 595,373.02 × 160,325.70
  4. Step 4: Simplify right side
    396,521.70x = 95,453,596,192.61
  5. Step 5: Solve for x
    x = 95,453,596,192.61/396,521.70
  6. Step 6: Final answer
    x = 240,727.29

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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.