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Finding the Third Proportional to 571,920.75 and 1,191,211.31

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Solution

The third proportional to 571,920.75 and 1,191,211.31 is: 2,481,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,920.75 : 1,191,211.31 = 1,191,211.31 : x
  2. Step 2: Convert to fraction form
    571,920.75/1,191,211.31 = 1,191,211.31/x
  3. Step 3: Cross multiply
    571,920.75x = 1,191,211.31 × 1,191,211.31
  4. Step 4: Simplify right side
    571,920.75x = 1,418,984,391,027.97
  5. Step 5: Solve for x
    x = 1,418,984,391,027.97/571,920.75
  6. Step 6: Final answer
    x = 2,481,085.69

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.