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Finding the Third Proportional to 1,678,303 and 2,581,161

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Solution

The third proportional to 1,678,303 and 2,581,161 is: 3,969,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,303 : 2,581,161 = 2,581,161 : x
  2. Step 2: Convert to fraction form
    1,678,303/2,581,161 = 2,581,161/x
  3. Step 3: Cross multiply
    1,678,303x = 2,581,161 × 2,581,161
  4. Step 4: Simplify right side
    1,678,303x = 6,662,392,107,921
  5. Step 5: Solve for x
    x = 6,662,392,107,921/1,678,303
  6. Step 6: Final answer
    x = 3,969,719.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.