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Finding the Third Proportional to 104,015 and 156,619

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Solution

The third proportional to 104,015 and 156,619 is: 235,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,015 : 156,619 = 156,619 : x
  2. Step 2: Convert to fraction form
    104,015/156,619 = 156,619/x
  3. Step 3: Cross multiply
    104,015x = 156,619 × 156,619
  4. Step 4: Simplify right side
    104,015x = 24,529,511,161
  5. Step 5: Solve for x
    x = 24,529,511,161/104,015
  6. Step 6: Final answer
    x = 235,826.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.