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Finding the Third Proportional to 580,689 and 1,250,376.75

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Solution

The third proportional to 580,689 and 1,250,376.75 is: 2,692,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,689 : 1,250,376.75 = 1,250,376.75 : x
  2. Step 2: Convert to fraction form
    580,689/1,250,376.75 = 1,250,376.75/x
  3. Step 3: Cross multiply
    580,689x = 1,250,376.75 × 1,250,376.75
  4. Step 4: Simplify right side
    580,689x = 1,563,442,016,940.56
  5. Step 5: Solve for x
    x = 1,563,442,016,940.56/580,689
  6. Step 6: Final answer
    x = 2,692,391.31

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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.