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Finding the Third Proportional to 1,668,861 and 3,426,193

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Solution

The third proportional to 1,668,861 and 3,426,193 is: 7,034,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,861 : 3,426,193 = 3,426,193 : x
  2. Step 2: Convert to fraction form
    1,668,861/3,426,193 = 3,426,193/x
  3. Step 3: Cross multiply
    1,668,861x = 3,426,193 × 3,426,193
  4. Step 4: Simplify right side
    1,668,861x = 11,738,798,473,249
  5. Step 5: Solve for x
    x = 11,738,798,473,249/1,668,861
  6. Step 6: Final answer
    x = 7,034,018.10

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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.