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Finding the Third Proportional to 1,010,317 and 2,160,721

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Solution

The third proportional to 1,010,317 and 2,160,721 is: 4,621,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,317 : 2,160,721 = 2,160,721 : x
  2. Step 2: Convert to fraction form
    1,010,317/2,160,721 = 2,160,721/x
  3. Step 3: Cross multiply
    1,010,317x = 2,160,721 × 2,160,721
  4. Step 4: Simplify right side
    1,010,317x = 4,668,715,239,841
  5. Step 5: Solve for x
    x = 4,668,715,239,841/1,010,317
  6. Step 6: Final answer
    x = 4,621,039.97

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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.