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Finding the Third Proportional to 718,022 and 1,554,916

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Solution

The third proportional to 718,022 and 1,554,916 is: 3,367,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,022 : 1,554,916 = 1,554,916 : x
  2. Step 2: Convert to fraction form
    718,022/1,554,916 = 1,554,916/x
  3. Step 3: Cross multiply
    718,022x = 1,554,916 × 1,554,916
  4. Step 4: Simplify right side
    718,022x = 2,417,763,767,056
  5. Step 5: Solve for x
    x = 2,417,763,767,056/718,022
  6. Step 6: Final answer
    x = 3,367,255.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.