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Finding the Third Proportional to 18,614.81 and 36,295.59

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Solution

The third proportional to 18,614.81 and 36,295.59 is: 70,769.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.81 : 36,295.59 = 36,295.59 : x
  2. Step 2: Convert to fraction form
    18,614.81/36,295.59 = 36,295.59/x
  3. Step 3: Cross multiply
    18,614.81x = 36,295.59 × 36,295.59
  4. Step 4: Simplify right side
    18,614.81x = 1,317,370,125.67
  5. Step 5: Solve for x
    x = 1,317,370,125.67/18,614.81
  6. Step 6: Final answer
    x = 70,769.99

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These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.