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Finding the Third Proportional to 1,661,818 and 2,713,331

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Solution

The third proportional to 1,661,818 and 2,713,331 is: 4,430,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,818 : 2,713,331 = 2,713,331 : x
  2. Step 2: Convert to fraction form
    1,661,818/2,713,331 = 2,713,331/x
  3. Step 3: Cross multiply
    1,661,818x = 2,713,331 × 2,713,331
  4. Step 4: Simplify right side
    1,661,818x = 7,362,165,115,561
  5. Step 5: Solve for x
    x = 7,362,165,115,561/1,661,818
  6. Step 6: Final answer
    x = 4,430,187.37

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.