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Finding the Third Proportional to 414,480 and 887,766

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Solution

The third proportional to 414,480 and 887,766 is: 1,901,487.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,480 : 887,766 = 887,766 : x
  2. Step 2: Convert to fraction form
    414,480/887,766 = 887,766/x
  3. Step 3: Cross multiply
    414,480x = 887,766 × 887,766
  4. Step 4: Simplify right side
    414,480x = 788,128,470,756
  5. Step 5: Solve for x
    x = 788,128,470,756/414,480
  6. Step 6: Final answer
    x = 1,901,487.34

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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.