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Finding the Third Proportional to 85,828 and 125,669.50

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Solution

The third proportional to 85,828 and 125,669.50 is: 184,005.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,828 : 125,669.50 = 125,669.50 : x
  2. Step 2: Convert to fraction form
    85,828/125,669.50 = 125,669.50/x
  3. Step 3: Cross multiply
    85,828x = 125,669.50 × 125,669.50
  4. Step 4: Simplify right side
    85,828x = 15,792,823,230.25
  5. Step 5: Solve for x
    x = 15,792,823,230.25/85,828
  6. Step 6: Final answer
    x = 184,005.49

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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.