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Finding the Third Proportional to 1,869,160 and 2,800,619

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Solution

The third proportional to 1,869,160 and 2,800,619 is: 4,196,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,160 : 2,800,619 = 2,800,619 : x
  2. Step 2: Convert to fraction form
    1,869,160/2,800,619 = 2,800,619/x
  3. Step 3: Cross multiply
    1,869,160x = 2,800,619 × 2,800,619
  4. Step 4: Simplify right side
    1,869,160x = 7,843,466,783,161
  5. Step 5: Solve for x
    x = 7,843,466,783,161/1,869,160
  6. Step 6: Final answer
    x = 4,196,252.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.