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Finding the Third Proportional to 80,330.06 and 123,570.56

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Solution

The third proportional to 80,330.06 and 123,570.56 is: 190,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,330.06 : 123,570.56 = 123,570.56 : x
  2. Step 2: Convert to fraction form
    80,330.06/123,570.56 = 123,570.56/x
  3. Step 3: Cross multiply
    80,330.06x = 123,570.56 × 123,570.56
  4. Step 4: Simplify right side
    80,330.06x = 15,269,683,916.57
  5. Step 5: Solve for x
    x = 15,269,683,916.57/80,330.06
  6. Step 6: Final answer
    x = 190,086.79

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.