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Finding the Third Proportional to 793,945 and 1,690,303

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Solution

The third proportional to 793,945 and 1,690,303 is: 3,598,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,945 : 1,690,303 = 1,690,303 : x
  2. Step 2: Convert to fraction form
    793,945/1,690,303 = 1,690,303/x
  3. Step 3: Cross multiply
    793,945x = 1,690,303 × 1,690,303
  4. Step 4: Simplify right side
    793,945x = 2,857,124,231,809
  5. Step 5: Solve for x
    x = 2,857,124,231,809/793,945
  6. Step 6: Final answer
    x = 3,598,642.52

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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.