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Finding the Fourth Proportional to 396,682.14, 595,011.56 and 112,372.14

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Solution

The fourth proportional to 396,682.14, 595,011.56 and 112,372.14 is: 168,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,682.14 : 595,011.56 = 112,372.14 : x
  2. Step 2: Convert to fraction form
    396,682.14/595,011.56 = 112,372.14/x
  3. Step 3: Cross multiply
    396,682.14x = 595,011.56 × 112,372.14
  4. Step 4: Simplify right side
    396,682.14x = 66,862,723,991.37
  5. Step 5: Solve for x
    x = 66,862,723,991.37/396,682.14
  6. Step 6: Final answer
    x = 168,554.91

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1.5x scale

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.