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Finding the Third Proportional to 920,212 and 1,885,045

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Solution

The third proportional to 920,212 and 1,885,045 is: 3,861,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,212 : 1,885,045 = 1,885,045 : x
  2. Step 2: Convert to fraction form
    920,212/1,885,045 = 1,885,045/x
  3. Step 3: Cross multiply
    920,212x = 1,885,045 × 1,885,045
  4. Step 4: Simplify right side
    920,212x = 3,553,394,652,025
  5. Step 5: Solve for x
    x = 3,553,394,652,025/920,212
  6. Step 6: Final answer
    x = 3,861,495.67

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.