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Finding the Third Proportional to 31,495 and 48,327

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Solution

The third proportional to 31,495 and 48,327 is: 74,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495 : 48,327 = 48,327 : x
  2. Step 2: Convert to fraction form
    31,495/48,327 = 48,327/x
  3. Step 3: Cross multiply
    31,495x = 48,327 × 48,327
  4. Step 4: Simplify right side
    31,495x = 2,335,498,929
  5. Step 5: Solve for x
    x = 2,335,498,929/31,495
  6. Step 6: Final answer
    x = 74,154.59

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.