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Finding the Third Proportional to 859,968 and 2,008,170

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Solution

The third proportional to 859,968 and 2,008,170 is: 4,689,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,968 : 2,008,170 = 2,008,170 : x
  2. Step 2: Convert to fraction form
    859,968/2,008,170 = 2,008,170/x
  3. Step 3: Cross multiply
    859,968x = 2,008,170 × 2,008,170
  4. Step 4: Simplify right side
    859,968x = 4,032,746,748,900
  5. Step 5: Solve for x
    x = 4,032,746,748,900/859,968
  6. Step 6: Final answer
    x = 4,689,414.90

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.