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Finding the Third Proportional to 414,811 and 886,484

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Solution

The third proportional to 414,811 and 886,484 is: 1,894,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,811 : 886,484 = 886,484 : x
  2. Step 2: Convert to fraction form
    414,811/886,484 = 886,484/x
  3. Step 3: Cross multiply
    414,811x = 886,484 × 886,484
  4. Step 4: Simplify right side
    414,811x = 785,853,882,256
  5. Step 5: Solve for x
    x = 785,853,882,256/414,811
  6. Step 6: Final answer
    x = 1,894,486.60

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.