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Finding the Third Proportional to 554,637 and 792,589

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Solution

The third proportional to 554,637 and 792,589 is: 1,132,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,637 : 792,589 = 792,589 : x
  2. Step 2: Convert to fraction form
    554,637/792,589 = 792,589/x
  3. Step 3: Cross multiply
    554,637x = 792,589 × 792,589
  4. Step 4: Simplify right side
    554,637x = 628,197,322,921
  5. Step 5: Solve for x
    x = 628,197,322,921/554,637
  6. Step 6: Final answer
    x = 1,132,627.87

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.