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Finding the Third Proportional to 15,908 and 34,948

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Solution

The third proportional to 15,908 and 34,948 is: 76,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908 : 34,948 = 34,948 : x
  2. Step 2: Convert to fraction form
    15,908/34,948 = 34,948/x
  3. Step 3: Cross multiply
    15,908x = 34,948 × 34,948
  4. Step 4: Simplify right side
    15,908x = 1,221,362,704
  5. Step 5: Solve for x
    x = 1,221,362,704/15,908
  6. Step 6: Final answer
    x = 76,776.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.