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Finding the Third Proportional to 571,844 and 1,222,220

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Solution

The third proportional to 571,844 and 1,222,220 is: 2,612,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,844 : 1,222,220 = 1,222,220 : x
  2. Step 2: Convert to fraction form
    571,844/1,222,220 = 1,222,220/x
  3. Step 3: Cross multiply
    571,844x = 1,222,220 × 1,222,220
  4. Step 4: Simplify right side
    571,844x = 1,493,821,728,400
  5. Step 5: Solve for x
    x = 1,493,821,728,400/571,844
  6. Step 6: Final answer
    x = 2,612,288.89

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.