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Finding the Third Proportional to 414,485 and 894,310

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Solution

The third proportional to 414,485 and 894,310 is: 1,929,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,485 : 894,310 = 894,310 : x
  2. Step 2: Convert to fraction form
    414,485/894,310 = 894,310/x
  3. Step 3: Cross multiply
    414,485x = 894,310 × 894,310
  4. Step 4: Simplify right side
    414,485x = 799,790,376,100
  5. Step 5: Solve for x
    x = 799,790,376,100/414,485
  6. Step 6: Final answer
    x = 1,929,600.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.