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Finding the Third Proportional to 388,179 and 848,324.25

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Solution

The third proportional to 388,179 and 848,324.25 is: 1,853,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,179 : 848,324.25 = 848,324.25 : x
  2. Step 2: Convert to fraction form
    388,179/848,324.25 = 848,324.25/x
  3. Step 3: Cross multiply
    388,179x = 848,324.25 × 848,324.25
  4. Step 4: Simplify right side
    388,179x = 719,654,033,138.06
  5. Step 5: Solve for x
    x = 719,654,033,138.06/388,179
  6. Step 6: Final answer
    x = 1,853,923.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.