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Finding the Fourth Proportional to 396,581.21, 594,871.80 and 116,098.46

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Solution

The fourth proportional to 396,581.21, 594,871.80 and 116,098.46 is: 174,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,581.21 : 594,871.80 = 116,098.46 : x
  2. Step 2: Convert to fraction form
    396,581.21/594,871.80 = 116,098.46/x
  3. Step 3: Cross multiply
    396,581.21x = 594,871.80 × 116,098.46
  4. Step 4: Simplify right side
    396,581.21x = 69,063,699,877.43
  5. Step 5: Solve for x
    x = 69,063,699,877.43/396,581.21
  6. Step 6: Final answer
    x = 174,147.69

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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.