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Finding the Third Proportional to 414,807 and 886,476

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Solution

The third proportional to 414,807 and 886,476 is: 1,894,470.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,807 : 886,476 = 886,476 : x
  2. Step 2: Convert to fraction form
    414,807/886,476 = 886,476/x
  3. Step 3: Cross multiply
    414,807x = 886,476 × 886,476
  4. Step 4: Simplify right side
    414,807x = 785,839,698,576
  5. Step 5: Solve for x
    x = 785,839,698,576/414,807
  6. Step 6: Final answer
    x = 1,894,470.68

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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.