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Finding the Third Proportional to 453,272.84 and 981,279.56

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Solution

The third proportional to 453,272.84 and 981,279.56 is: 2,124,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,272.84 : 981,279.56 = 981,279.56 : x
  2. Step 2: Convert to fraction form
    453,272.84/981,279.56 = 981,279.56/x
  3. Step 3: Cross multiply
    453,272.84x = 981,279.56 × 981,279.56
  4. Step 4: Simplify right side
    453,272.84x = 962,909,579,780.19
  5. Step 5: Solve for x
    x = 962,909,579,780.19/453,272.84
  6. Step 6: Final answer
    x = 2,124,348.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.