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Finding the Third Proportional to 2,873,146 and 4,448,681

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Solution

The third proportional to 2,873,146 and 4,448,681 is: 6,888,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,146 : 4,448,681 = 4,448,681 : x
  2. Step 2: Convert to fraction form
    2,873,146/4,448,681 = 4,448,681/x
  3. Step 3: Cross multiply
    2,873,146x = 4,448,681 × 4,448,681
  4. Step 4: Simplify right side
    2,873,146x = 19,790,762,639,761
  5. Step 5: Solve for x
    x = 19,790,762,639,761/2,873,146
  6. Step 6: Final answer
    x = 6,888,185.51

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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.