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Finding the Third Proportional to 25,661.81 and 40,994.44

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Solution

The third proportional to 25,661.81 and 40,994.44 is: 65,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.81 : 40,994.44 = 40,994.44 : x
  2. Step 2: Convert to fraction form
    25,661.81/40,994.44 = 40,994.44/x
  3. Step 3: Cross multiply
    25,661.81x = 40,994.44 × 40,994.44
  4. Step 4: Simplify right side
    25,661.81x = 1,680,543,905.94
  5. Step 5: Solve for x
    x = 1,680,543,905.94/25,661.81
  6. Step 6: Final answer
    x = 65,488.12

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.