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Finding the Third Proportional to 1,243,883.25 and 2,712,879

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Solution

The third proportional to 1,243,883.25 and 2,712,879 is: 5,916,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,883.25 : 2,712,879 = 2,712,879 : x
  2. Step 2: Convert to fraction form
    1,243,883.25/2,712,879 = 2,712,879/x
  3. Step 3: Cross multiply
    1,243,883.25x = 2,712,879 × 2,712,879
  4. Step 4: Simplify right side
    1,243,883.25x = 7,359,712,468,641
  5. Step 5: Solve for x
    x = 7,359,712,468,641/1,243,883.25
  6. Step 6: Final answer
    x = 5,916,722.87

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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.