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Finding the Third Proportional to 443,606 and 694,953

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Solution

The third proportional to 443,606 and 694,953 is: 1,088,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,606 : 694,953 = 694,953 : x
  2. Step 2: Convert to fraction form
    443,606/694,953 = 694,953/x
  3. Step 3: Cross multiply
    443,606x = 694,953 × 694,953
  4. Step 4: Simplify right side
    443,606x = 482,959,672,209
  5. Step 5: Solve for x
    x = 482,959,672,209/443,606
  6. Step 6: Final answer
    x = 1,088,713.12

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.