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Finding the Third Proportional to 2,377.79 and 4,906.51

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Solution

The third proportional to 2,377.79 and 4,906.51 is: 10,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.79 : 4,906.51 = 4,906.51 : x
  2. Step 2: Convert to fraction form
    2,377.79/4,906.51 = 4,906.51/x
  3. Step 3: Cross multiply
    2,377.79x = 4,906.51 × 4,906.51
  4. Step 4: Simplify right side
    2,377.79x = 24,073,857.25
  5. Step 5: Solve for x
    x = 24,073,857.25/2,377.79
  6. Step 6: Final answer
    x = 10,124.45

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.