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Finding the Third Proportional to 2,042,836.50 and 3,161,151

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Solution

The third proportional to 2,042,836.50 and 3,161,151 is: 4,891,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,836.50 : 3,161,151 = 3,161,151 : x
  2. Step 2: Convert to fraction form
    2,042,836.50/3,161,151 = 3,161,151/x
  3. Step 3: Cross multiply
    2,042,836.50x = 3,161,151 × 3,161,151
  4. Step 4: Simplify right side
    2,042,836.50x = 9,992,875,644,801
  5. Step 5: Solve for x
    x = 9,992,875,644,801/2,042,836.50
  6. Step 6: Final answer
    x = 4,891,666.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.