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Finding the Third Proportional to 1,842,396 and 3,999,492

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Solution

The third proportional to 1,842,396 and 3,999,492 is: 8,682,137.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,396 : 3,999,492 = 3,999,492 : x
  2. Step 2: Convert to fraction form
    1,842,396/3,999,492 = 3,999,492/x
  3. Step 3: Cross multiply
    1,842,396x = 3,999,492 × 3,999,492
  4. Step 4: Simplify right side
    1,842,396x = 15,995,936,258,064
  5. Step 5: Solve for x
    x = 15,995,936,258,064/1,842,396
  6. Step 6: Final answer
    x = 8,682,137.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.