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Finding the Third Proportional to 1,810,154 and 2,683,911

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Solution

The third proportional to 1,810,154 and 2,683,911 is: 3,979,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,154 : 2,683,911 = 2,683,911 : x
  2. Step 2: Convert to fraction form
    1,810,154/2,683,911 = 2,683,911/x
  3. Step 3: Cross multiply
    1,810,154x = 2,683,911 × 2,683,911
  4. Step 4: Simplify right side
    1,810,154x = 7,203,378,255,921
  5. Step 5: Solve for x
    x = 7,203,378,255,921/1,810,154
  6. Step 6: Final answer
    x = 3,979,428.41

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.