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Finding the Third Proportional to 396,498.75 and 594,869.75

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Solution

The third proportional to 396,498.75 and 594,869.75 is: 892,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,498.75 : 594,869.75 = 594,869.75 : x
  2. Step 2: Convert to fraction form
    396,498.75/594,869.75 = 594,869.75/x
  3. Step 3: Cross multiply
    396,498.75x = 594,869.75 × 594,869.75
  4. Step 4: Simplify right side
    396,498.75x = 353,870,019,465.06
  5. Step 5: Solve for x
    x = 353,870,019,465.06/396,498.75
  6. Step 6: Final answer
    x = 892,487.10

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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.