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Finding the Third Proportional to 754,300 and 1,641,439

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Solution

The third proportional to 754,300 and 1,641,439 is: 3,571,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,300 : 1,641,439 = 1,641,439 : x
  2. Step 2: Convert to fraction form
    754,300/1,641,439 = 1,641,439/x
  3. Step 3: Cross multiply
    754,300x = 1,641,439 × 1,641,439
  4. Step 4: Simplify right side
    754,300x = 2,694,321,990,721
  5. Step 5: Solve for x
    x = 2,694,321,990,721/754,300
  6. Step 6: Final answer
    x = 3,571,950.14

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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.