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Finding the Third Proportional to 28,425.94 and 44,129.81

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Solution

The third proportional to 28,425.94 and 44,129.81 is: 68,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,425.94 : 44,129.81 = 44,129.81 : x
  2. Step 2: Convert to fraction form
    28,425.94/44,129.81 = 44,129.81/x
  3. Step 3: Cross multiply
    28,425.94x = 44,129.81 × 44,129.81
  4. Step 4: Simplify right side
    28,425.94x = 1,947,440,351.29
  5. Step 5: Solve for x
    x = 1,947,440,351.29/28,425.94
  6. Step 6: Final answer
    x = 68,509.27

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.