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Finding the Third Proportional to 1,813,864 and 2,711,319

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Solution

The third proportional to 1,813,864 and 2,711,319 is: 4,052,812.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,864 : 2,711,319 = 2,711,319 : x
  2. Step 2: Convert to fraction form
    1,813,864/2,711,319 = 2,711,319/x
  3. Step 3: Cross multiply
    1,813,864x = 2,711,319 × 2,711,319
  4. Step 4: Simplify right side
    1,813,864x = 7,351,250,719,761
  5. Step 5: Solve for x
    x = 7,351,250,719,761/1,813,864
  6. Step 6: Final answer
    x = 4,052,812.52

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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.