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Finding the Third Proportional to 1,150,321.50 and 2,491,036.88

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Solution

The third proportional to 1,150,321.50 and 2,491,036.88 is: 5,394,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,321.50 : 2,491,036.88 = 2,491,036.88 : x
  2. Step 2: Convert to fraction form
    1,150,321.50/2,491,036.88 = 2,491,036.88/x
  3. Step 3: Cross multiply
    1,150,321.50x = 2,491,036.88 × 2,491,036.88
  4. Step 4: Simplify right side
    1,150,321.50x = 6,205,264,712,609.77
  5. Step 5: Solve for x
    x = 6,205,264,712,609.77/1,150,321.50
  6. Step 6: Final answer
    x = 5,394,374.28

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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.