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Finding the Third Proportional to 1,208,499.75 and 1,635,481.13

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Solution

The third proportional to 1,208,499.75 and 1,635,481.13 is: 2,213,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,499.75 : 1,635,481.13 = 1,635,481.13 : x
  2. Step 2: Convert to fraction form
    1,208,499.75/1,635,481.13 = 1,635,481.13/x
  3. Step 3: Cross multiply
    1,208,499.75x = 1,635,481.13 × 1,635,481.13
  4. Step 4: Simplify right side
    1,208,499.75x = 2,674,798,510,231.27
  5. Step 5: Solve for x
    x = 2,674,798,510,231.27/1,208,499.75
  6. Step 6: Final answer
    x = 2,213,321.53

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.