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Finding the Third Proportional to 31,864 and 46,669

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Solution

The third proportional to 31,864 and 46,669 is: 68,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864 : 46,669 = 46,669 : x
  2. Step 2: Convert to fraction form
    31,864/46,669 = 46,669/x
  3. Step 3: Cross multiply
    31,864x = 46,669 × 46,669
  4. Step 4: Simplify right side
    31,864x = 2,177,995,561
  5. Step 5: Solve for x
    x = 2,177,995,561/31,864
  6. Step 6: Final answer
    x = 68,352.86

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.