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Finding the Third Proportional to 848,639.25 and 1,830,138.75

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Solution

The third proportional to 848,639.25 and 1,830,138.75 is: 3,946,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,639.25 : 1,830,138.75 = 1,830,138.75 : x
  2. Step 2: Convert to fraction form
    848,639.25/1,830,138.75 = 1,830,138.75/x
  3. Step 3: Cross multiply
    848,639.25x = 1,830,138.75 × 1,830,138.75
  4. Step 4: Simplify right side
    848,639.25x = 3,349,407,844,251.56
  5. Step 5: Solve for x
    x = 3,349,407,844,251.56/848,639.25
  6. Step 6: Final answer
    x = 3,946,798.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.