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Finding the Third Proportional to 739,886.91 and 1,623,789.28

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Solution

The third proportional to 739,886.91 and 1,623,789.28 is: 3,563,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,886.91 : 1,623,789.28 = 1,623,789.28 : x
  2. Step 2: Convert to fraction form
    739,886.91/1,623,789.28 = 1,623,789.28/x
  3. Step 3: Cross multiply
    739,886.91x = 1,623,789.28 × 1,623,789.28
  4. Step 4: Simplify right side
    739,886.91x = 2,636,691,629,902.39
  5. Step 5: Solve for x
    x = 2,636,691,629,902.39/739,886.91
  6. Step 6: Final answer
    x = 3,563,641.43

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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.