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Finding the Third Proportional to 1,382,331 and 2,874,987

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Solution

The third proportional to 1,382,331 and 2,874,987 is: 5,979,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,331 : 2,874,987 = 2,874,987 : x
  2. Step 2: Convert to fraction form
    1,382,331/2,874,987 = 2,874,987/x
  3. Step 3: Cross multiply
    1,382,331x = 2,874,987 × 2,874,987
  4. Step 4: Simplify right side
    1,382,331x = 8,265,550,250,169
  5. Step 5: Solve for x
    x = 8,265,550,250,169/1,382,331
  6. Step 6: Final answer
    x = 5,979,429.13

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.