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Finding the Third Proportional to 2,869,890 and 6,299,586

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Solution

The third proportional to 2,869,890 and 6,299,586 is: 13,827,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,890 : 6,299,586 = 6,299,586 : x
  2. Step 2: Convert to fraction form
    2,869,890/6,299,586 = 6,299,586/x
  3. Step 3: Cross multiply
    2,869,890x = 6,299,586 × 6,299,586
  4. Step 4: Simplify right side
    2,869,890x = 39,684,783,771,396
  5. Step 5: Solve for x
    x = 39,684,783,771,396/2,869,890
  6. Step 6: Final answer
    x = 13,827,980.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.