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Finding the Third Proportional to 757,308 and 1,621,018

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Solution

The third proportional to 757,308 and 1,621,018 is: 3,469,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,308 : 1,621,018 = 1,621,018 : x
  2. Step 2: Convert to fraction form
    757,308/1,621,018 = 1,621,018/x
  3. Step 3: Cross multiply
    757,308x = 1,621,018 × 1,621,018
  4. Step 4: Simplify right side
    757,308x = 2,627,699,356,324
  5. Step 5: Solve for x
    x = 2,627,699,356,324/757,308
  6. Step 6: Final answer
    x = 3,469,789.51

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.