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Finding the Third Proportional to 29,950 and 46,979

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Solution

The third proportional to 29,950 and 46,979 is: 73,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,950 : 46,979 = 46,979 : x
  2. Step 2: Convert to fraction form
    29,950/46,979 = 46,979/x
  3. Step 3: Cross multiply
    29,950x = 46,979 × 46,979
  4. Step 4: Simplify right side
    29,950x = 2,207,026,441
  5. Step 5: Solve for x
    x = 2,207,026,441/29,950
  6. Step 6: Final answer
    x = 73,690.37

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.