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Finding the Third Proportional to 46,221 and 68,652

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Solution

The third proportional to 46,221 and 68,652 is: 101,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,221 : 68,652 = 68,652 : x
  2. Step 2: Convert to fraction form
    46,221/68,652 = 68,652/x
  3. Step 3: Cross multiply
    46,221x = 68,652 × 68,652
  4. Step 4: Simplify right side
    46,221x = 4,713,097,104
  5. Step 5: Solve for x
    x = 4,713,097,104/46,221
  6. Step 6: Final answer
    x = 101,968.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.