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Finding the Third Proportional to 1,999,348 and 3,197,718

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Solution

The third proportional to 1,999,348 and 3,197,718 is: 5,114,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,348 : 3,197,718 = 3,197,718 : x
  2. Step 2: Convert to fraction form
    1,999,348/3,197,718 = 3,197,718/x
  3. Step 3: Cross multiply
    1,999,348x = 3,197,718 × 3,197,718
  4. Step 4: Simplify right side
    1,999,348x = 10,225,400,407,524
  5. Step 5: Solve for x
    x = 10,225,400,407,524/1,999,348
  6. Step 6: Final answer
    x = 5,114,367.49

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.