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Finding the Third Proportional to 1,214,290 and 1,811,593

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Solution

The third proportional to 1,214,290 and 1,811,593 is: 2,702,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,290 : 1,811,593 = 1,811,593 : x
  2. Step 2: Convert to fraction form
    1,214,290/1,811,593 = 1,811,593/x
  3. Step 3: Cross multiply
    1,214,290x = 1,811,593 × 1,811,593
  4. Step 4: Simplify right side
    1,214,290x = 3,281,869,197,649
  5. Step 5: Solve for x
    x = 3,281,869,197,649/1,214,290
  6. Step 6: Final answer
    x = 2,702,706.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.