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Finding the Third Proportional to 554,268 and 1,191,413

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Solution

The third proportional to 554,268 and 1,191,413 is: 2,560,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,268 : 1,191,413 = 1,191,413 : x
  2. Step 2: Convert to fraction form
    554,268/1,191,413 = 1,191,413/x
  3. Step 3: Cross multiply
    554,268x = 1,191,413 × 1,191,413
  4. Step 4: Simplify right side
    554,268x = 1,419,464,936,569
  5. Step 5: Solve for x
    x = 1,419,464,936,569/554,268
  6. Step 6: Final answer
    x = 2,560,972.19

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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.