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Finding the Third Proportional to 2,357 and 5,077

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Solution

The third proportional to 2,357 and 5,077 is: 10,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357 : 5,077 = 5,077 : x
  2. Step 2: Convert to fraction form
    2,357/5,077 = 5,077/x
  3. Step 3: Cross multiply
    2,357x = 5,077 × 5,077
  4. Step 4: Simplify right side
    2,357x = 25,775,929
  5. Step 5: Solve for x
    x = 25,775,929/2,357
  6. Step 6: Final answer
    x = 10,935.91

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.