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Finding the Third Proportional to 73,908 and 112,707

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Solution

The third proportional to 73,908 and 112,707 is: 171,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,908 : 112,707 = 112,707 : x
  2. Step 2: Convert to fraction form
    73,908/112,707 = 112,707/x
  3. Step 3: Cross multiply
    73,908x = 112,707 × 112,707
  4. Step 4: Simplify right side
    73,908x = 12,702,867,849
  5. Step 5: Solve for x
    x = 12,702,867,849/73,908
  6. Step 6: Final answer
    x = 171,874.06

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.