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Finding the Third Proportional to 1,293,969 and 2,721,797

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Solution

The third proportional to 1,293,969 and 2,721,797 is: 5,725,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,969 : 2,721,797 = 2,721,797 : x
  2. Step 2: Convert to fraction form
    1,293,969/2,721,797 = 2,721,797/x
  3. Step 3: Cross multiply
    1,293,969x = 2,721,797 × 2,721,797
  4. Step 4: Simplify right side
    1,293,969x = 7,408,178,909,209
  5. Step 5: Solve for x
    x = 7,408,178,909,209/1,293,969
  6. Step 6: Final answer
    x = 5,725,159.50

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.