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Finding the Third Proportional to 650,976.75 and 1,408,981.50

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Solution

The third proportional to 650,976.75 and 1,408,981.50 is: 3,049,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,976.75 : 1,408,981.50 = 1,408,981.50 : x
  2. Step 2: Convert to fraction form
    650,976.75/1,408,981.50 = 1,408,981.50/x
  3. Step 3: Cross multiply
    650,976.75x = 1,408,981.50 × 1,408,981.50
  4. Step 4: Simplify right side
    650,976.75x = 1,985,228,867,342.25
  5. Step 5: Solve for x
    x = 1,985,228,867,342.25/650,976.75
  6. Step 6: Final answer
    x = 3,049,615.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.