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Finding the Third Proportional to 859,938 and 1,790,452

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Solution

The third proportional to 859,938 and 1,790,452 is: 3,727,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,938 : 1,790,452 = 1,790,452 : x
  2. Step 2: Convert to fraction form
    859,938/1,790,452 = 1,790,452/x
  3. Step 3: Cross multiply
    859,938x = 1,790,452 × 1,790,452
  4. Step 4: Simplify right side
    859,938x = 3,205,718,364,304
  5. Step 5: Solve for x
    x = 3,205,718,364,304/859,938
  6. Step 6: Final answer
    x = 3,727,848.25

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.