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Finding the Third Proportional to 55,836.75 and 120,426.75

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Solution

The third proportional to 55,836.75 and 120,426.75 is: 259,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836.75 : 120,426.75 = 120,426.75 : x
  2. Step 2: Convert to fraction form
    55,836.75/120,426.75 = 120,426.75/x
  3. Step 3: Cross multiply
    55,836.75x = 120,426.75 × 120,426.75
  4. Step 4: Simplify right side
    55,836.75x = 14,502,602,115.56
  5. Step 5: Solve for x
    x = 14,502,602,115.56/55,836.75
  6. Step 6: Final answer
    x = 259,732.20

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.