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Finding the Third Proportional to 36,089 and 78,736

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Solution

The third proportional to 36,089 and 78,736 is: 171,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089 : 78,736 = 78,736 : x
  2. Step 2: Convert to fraction form
    36,089/78,736 = 78,736/x
  3. Step 3: Cross multiply
    36,089x = 78,736 × 78,736
  4. Step 4: Simplify right side
    36,089x = 6,199,357,696
  5. Step 5: Solve for x
    x = 6,199,357,696/36,089
  6. Step 6: Final answer
    x = 171,779.70

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.