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Finding the Third Proportional to 471,764 and 705,918

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Solution

The third proportional to 471,764 and 705,918 is: 1,056,291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,764 : 705,918 = 705,918 : x
  2. Step 2: Convert to fraction form
    471,764/705,918 = 705,918/x
  3. Step 3: Cross multiply
    471,764x = 705,918 × 705,918
  4. Step 4: Simplify right side
    471,764x = 498,320,222,724
  5. Step 5: Solve for x
    x = 498,320,222,724/471,764
  6. Step 6: Final answer
    x = 1,056,291.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.