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Finding the Third Proportional to 811,274 and 1,731,133

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Solution

The third proportional to 811,274 and 1,731,133 is: 3,693,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,274 : 1,731,133 = 1,731,133 : x
  2. Step 2: Convert to fraction form
    811,274/1,731,133 = 1,731,133/x
  3. Step 3: Cross multiply
    811,274x = 1,731,133 × 1,731,133
  4. Step 4: Simplify right side
    811,274x = 2,996,821,463,689
  5. Step 5: Solve for x
    x = 2,996,821,463,689/811,274
  6. Step 6: Final answer
    x = 3,693,969.56

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.