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Finding the Third Proportional to 11,750.75 and 25,661.50

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Solution

The third proportional to 11,750.75 and 25,661.50 is: 56,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.75 : 25,661.50 = 25,661.50 : x
  2. Step 2: Convert to fraction form
    11,750.75/25,661.50 = 25,661.50/x
  3. Step 3: Cross multiply
    11,750.75x = 25,661.50 × 25,661.50
  4. Step 4: Simplify right side
    11,750.75x = 658,512,582.25
  5. Step 5: Solve for x
    x = 658,512,582.25/11,750.75
  6. Step 6: Final answer
    x = 56,040.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.