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Finding the Third Proportional to 855,558 and 1,196,193

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Solution

The third proportional to 855,558 and 1,196,193 is: 1,672,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,558 : 1,196,193 = 1,196,193 : x
  2. Step 2: Convert to fraction form
    855,558/1,196,193 = 1,196,193/x
  3. Step 3: Cross multiply
    855,558x = 1,196,193 × 1,196,193
  4. Step 4: Simplify right side
    855,558x = 1,430,877,693,249
  5. Step 5: Solve for x
    x = 1,430,877,693,249/855,558
  6. Step 6: Final answer
    x = 1,672,449.67

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.