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Finding the Third Proportional to 207,621.56 and 452,764.13

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Solution

The third proportional to 207,621.56 and 452,764.13 is: 987,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,621.56 : 452,764.13 = 452,764.13 : x
  2. Step 2: Convert to fraction form
    207,621.56/452,764.13 = 452,764.13/x
  3. Step 3: Cross multiply
    207,621.56x = 452,764.13 × 452,764.13
  4. Step 4: Simplify right side
    207,621.56x = 204,995,352,887.02
  5. Step 5: Solve for x
    x = 204,995,352,887.02/207,621.56
  6. Step 6: Final answer
    x = 987,350.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.