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Finding the Third Proportional to 396,814.50 and 596,127

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Solution

The third proportional to 396,814.50 and 596,127 is: 895,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,814.50 : 596,127 = 596,127 : x
  2. Step 2: Convert to fraction form
    396,814.50/596,127 = 596,127/x
  3. Step 3: Cross multiply
    396,814.50x = 596,127 × 596,127
  4. Step 4: Simplify right side
    396,814.50x = 355,367,400,129
  5. Step 5: Solve for x
    x = 355,367,400,129/396,814.50
  6. Step 6: Final answer
    x = 895,550.44

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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.