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Finding the Third Proportional to 38,811 and 83,804

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Solution

The third proportional to 38,811 and 83,804 is: 180,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811 : 83,804 = 83,804 : x
  2. Step 2: Convert to fraction form
    38,811/83,804 = 83,804/x
  3. Step 3: Cross multiply
    38,811x = 83,804 × 83,804
  4. Step 4: Simplify right side
    38,811x = 7,023,110,416
  5. Step 5: Solve for x
    x = 7,023,110,416/38,811
  6. Step 6: Final answer
    x = 180,956.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.