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Finding the Third Proportional to 63,605.44 and 86,381.44

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Solution

The third proportional to 63,605.44 and 86,381.44 is: 117,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,605.44 : 86,381.44 = 86,381.44 : x
  2. Step 2: Convert to fraction form
    63,605.44/86,381.44 = 86,381.44/x
  3. Step 3: Cross multiply
    63,605.44x = 86,381.44 × 86,381.44
  4. Step 4: Simplify right side
    63,605.44x = 7,461,752,744.57
  5. Step 5: Solve for x
    x = 7,461,752,744.57/63,605.44
  6. Step 6: Final answer
    x = 117,313.13

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.