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Finding the Third Proportional to 857,268 and 1,843,569

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Solution

The third proportional to 857,268 and 1,843,569 is: 3,964,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,268 : 1,843,569 = 1,843,569 : x
  2. Step 2: Convert to fraction form
    857,268/1,843,569 = 1,843,569/x
  3. Step 3: Cross multiply
    857,268x = 1,843,569 × 1,843,569
  4. Step 4: Simplify right side
    857,268x = 3,398,746,657,761
  5. Step 5: Solve for x
    x = 3,398,746,657,761/857,268
  6. Step 6: Final answer
    x = 3,964,625.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.