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Finding the Third Proportional to 607,866 and 1,322,763

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Solution

The third proportional to 607,866 and 1,322,763 is: 2,878,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,866 : 1,322,763 = 1,322,763 : x
  2. Step 2: Convert to fraction form
    607,866/1,322,763 = 1,322,763/x
  3. Step 3: Cross multiply
    607,866x = 1,322,763 × 1,322,763
  4. Step 4: Simplify right side
    607,866x = 1,749,701,954,169
  5. Step 5: Solve for x
    x = 1,749,701,954,169/607,866
  6. Step 6: Final answer
    x = 2,878,433.66

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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.