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Finding the Third Proportional to 368,039.75 and 792,455

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Solution

The third proportional to 368,039.75 and 792,455 is: 1,706,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,039.75 : 792,455 = 792,455 : x
  2. Step 2: Convert to fraction form
    368,039.75/792,455 = 792,455/x
  3. Step 3: Cross multiply
    368,039.75x = 792,455 × 792,455
  4. Step 4: Simplify right side
    368,039.75x = 627,984,927,025
  5. Step 5: Solve for x
    x = 627,984,927,025/368,039.75
  6. Step 6: Final answer
    x = 1,706,296.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.