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Finding the Third Proportional to 45,015.75 and 108,803.25

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Solution

The third proportional to 45,015.75 and 108,803.25 is: 262,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,015.75 : 108,803.25 = 108,803.25 : x
  2. Step 2: Convert to fraction form
    45,015.75/108,803.25 = 108,803.25/x
  3. Step 3: Cross multiply
    45,015.75x = 108,803.25 × 108,803.25
  4. Step 4: Simplify right side
    45,015.75x = 11,838,147,210.56
  5. Step 5: Solve for x
    x = 11,838,147,210.56/45,015.75
  6. Step 6: Final answer
    x = 262,977.90

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.