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Finding the Third Proportional to 144,387 and 347,844

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Solution

The third proportional to 144,387 and 347,844 is: 837,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,387 : 347,844 = 347,844 : x
  2. Step 2: Convert to fraction form
    144,387/347,844 = 347,844/x
  3. Step 3: Cross multiply
    144,387x = 347,844 × 347,844
  4. Step 4: Simplify right side
    144,387x = 120,995,448,336
  5. Step 5: Solve for x
    x = 120,995,448,336/144,387
  6. Step 6: Final answer
    x = 837,994.06

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.