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Finding the Third Proportional to 1,677,738 and 2,668,623

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Solution

The third proportional to 1,677,738 and 2,668,623 is: 4,244,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,738 : 2,668,623 = 2,668,623 : x
  2. Step 2: Convert to fraction form
    1,677,738/2,668,623 = 2,668,623/x
  3. Step 3: Cross multiply
    1,677,738x = 2,668,623 × 2,668,623
  4. Step 4: Simplify right side
    1,677,738x = 7,121,548,716,129
  5. Step 5: Solve for x
    x = 7,121,548,716,129/1,677,738
  6. Step 6: Final answer
    x = 4,244,732.32

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.