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Finding the Third Proportional to 471,894 and 1,026,720

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Solution

The third proportional to 471,894 and 1,026,720 is: 2,233,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,894 : 1,026,720 = 1,026,720 : x
  2. Step 2: Convert to fraction form
    471,894/1,026,720 = 1,026,720/x
  3. Step 3: Cross multiply
    471,894x = 1,026,720 × 1,026,720
  4. Step 4: Simplify right side
    471,894x = 1,054,153,958,400
  5. Step 5: Solve for x
    x = 1,054,153,958,400/471,894
  6. Step 6: Final answer
    x = 2,233,878.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.