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Finding the Third Proportional to 579,275 and 1,261,532

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Solution

The third proportional to 579,275 and 1,261,532 is: 2,747,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,275 : 1,261,532 = 1,261,532 : x
  2. Step 2: Convert to fraction form
    579,275/1,261,532 = 1,261,532/x
  3. Step 3: Cross multiply
    579,275x = 1,261,532 × 1,261,532
  4. Step 4: Simplify right side
    579,275x = 1,591,462,987,024
  5. Step 5: Solve for x
    x = 1,591,462,987,024/579,275
  6. Step 6: Final answer
    x = 2,747,335.87

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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.