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Finding the Third Proportional to 579,281.25 and 1,261,544.25

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Solution

The third proportional to 579,281.25 and 1,261,544.25 is: 2,747,359.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,281.25 : 1,261,544.25 = 1,261,544.25 : x
  2. Step 2: Convert to fraction form
    579,281.25/1,261,544.25 = 1,261,544.25/x
  3. Step 3: Cross multiply
    579,281.25x = 1,261,544.25 × 1,261,544.25
  4. Step 4: Simplify right side
    579,281.25x = 1,591,493,894,708.06
  5. Step 5: Solve for x
    x = 1,591,493,894,708.06/579,281.25
  6. Step 6: Final answer
    x = 2,747,359.59

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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.