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Finding the Third Proportional to 1,915,186 and 2,895,621

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Solution

The third proportional to 1,915,186 and 2,895,621 is: 4,377,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,186 : 2,895,621 = 2,895,621 : x
  2. Step 2: Convert to fraction form
    1,915,186/2,895,621 = 2,895,621/x
  3. Step 3: Cross multiply
    1,915,186x = 2,895,621 × 2,895,621
  4. Step 4: Simplify right side
    1,915,186x = 8,384,620,975,641
  5. Step 5: Solve for x
    x = 8,384,620,975,641/1,915,186
  6. Step 6: Final answer
    x = 4,377,966.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.