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Finding the Third Proportional to 7,944.75 and 10,904.63

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Solution

The third proportional to 7,944.75 and 10,904.63 is: 14,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.75 : 10,904.63 = 10,904.63 : x
  2. Step 2: Convert to fraction form
    7,944.75/10,904.63 = 10,904.63/x
  3. Step 3: Cross multiply
    7,944.75x = 10,904.63 × 10,904.63
  4. Step 4: Simplify right side
    7,944.75x = 118,910,846.39
  5. Step 5: Solve for x
    x = 118,910,846.39/7,944.75
  6. Step 6: Final answer
    x = 14,967.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.