Home / 396,985.84-595,389-116,524.96

Finding the Fourth Proportional to 396,985.84, 595,389 and 116,524.96

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Solution

The fourth proportional to 396,985.84, 595,389 and 116,524.96 is: 174,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,985.84 : 595,389 = 116,524.96 : x
  2. Step 2: Convert to fraction form
    396,985.84/595,389 = 116,524.96/x
  3. Step 3: Cross multiply
    396,985.84x = 595,389 × 116,524.96
  4. Step 4: Simplify right side
    396,985.84x = 69,377,679,409.44
  5. Step 5: Solve for x
    x = 69,377,679,409.44/396,985.84
  6. Step 6: Final answer
    x = 174,761.09

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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.