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Finding the Third Proportional to 443,755.97 and 971,984.81

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Solution

The third proportional to 443,755.97 and 971,984.81 is: 2,128,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,755.97 : 971,984.81 = 971,984.81 : x
  2. Step 2: Convert to fraction form
    443,755.97/971,984.81 = 971,984.81/x
  3. Step 3: Cross multiply
    443,755.97x = 971,984.81 × 971,984.81
  4. Step 4: Simplify right side
    443,755.97x = 944,754,475,730.66
  5. Step 5: Solve for x
    x = 944,754,475,730.66/443,755.97
  6. Step 6: Final answer
    x = 2,128,995.53

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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.