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Finding the Third Proportional to 39,611 and 86,053

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Solution

The third proportional to 39,611 and 86,053 is: 186,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611 : 86,053 = 86,053 : x
  2. Step 2: Convert to fraction form
    39,611/86,053 = 86,053/x
  3. Step 3: Cross multiply
    39,611x = 86,053 × 86,053
  4. Step 4: Simplify right side
    39,611x = 7,405,118,809
  5. Step 5: Solve for x
    x = 7,405,118,809/39,611
  6. Step 6: Final answer
    x = 186,946.02

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.