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Finding the Third Proportional to 1,915,523 and 2,868,009

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Solution

The third proportional to 1,915,523 and 2,868,009 is: 4,294,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,523 : 2,868,009 = 2,868,009 : x
  2. Step 2: Convert to fraction form
    1,915,523/2,868,009 = 2,868,009/x
  3. Step 3: Cross multiply
    1,915,523x = 2,868,009 × 2,868,009
  4. Step 4: Simplify right side
    1,915,523x = 8,225,475,624,081
  5. Step 5: Solve for x
    x = 8,225,475,624,081/1,915,523
  6. Step 6: Final answer
    x = 4,294,114.78

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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.