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Finding the Third Proportional to 1,865,395 and 4,016,186

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Solution

The third proportional to 1,865,395 and 4,016,186 is: 8,646,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,395 : 4,016,186 = 4,016,186 : x
  2. Step 2: Convert to fraction form
    1,865,395/4,016,186 = 4,016,186/x
  3. Step 3: Cross multiply
    1,865,395x = 4,016,186 × 4,016,186
  4. Step 4: Simplify right side
    1,865,395x = 16,129,749,986,596
  5. Step 5: Solve for x
    x = 16,129,749,986,596/1,865,395
  6. Step 6: Final answer
    x = 8,646,828.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.