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Finding the Third Proportional to 204,865 and 447,088

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Solution

The third proportional to 204,865 and 447,088 is: 975,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,865 : 447,088 = 447,088 : x
  2. Step 2: Convert to fraction form
    204,865/447,088 = 447,088/x
  3. Step 3: Cross multiply
    204,865x = 447,088 × 447,088
  4. Step 4: Simplify right side
    204,865x = 199,887,679,744
  5. Step 5: Solve for x
    x = 199,887,679,744/204,865
  6. Step 6: Final answer
    x = 975,704.39

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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.