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Finding the Third Proportional to 443,063.75 and 971,905.75

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Solution

The third proportional to 443,063.75 and 971,905.75 is: 2,131,974.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,063.75 : 971,905.75 = 971,905.75 : x
  2. Step 2: Convert to fraction form
    443,063.75/971,905.75 = 971,905.75/x
  3. Step 3: Cross multiply
    443,063.75x = 971,905.75 × 971,905.75
  4. Step 4: Simplify right side
    443,063.75x = 944,600,786,883.06
  5. Step 5: Solve for x
    x = 944,600,786,883.06/443,063.75
  6. Step 6: Final answer
    x = 2,131,974.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.