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Finding the Third Proportional to 1,932,172 and 4,246,808

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Solution

The third proportional to 1,932,172 and 4,246,808 is: 9,334,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,172 : 4,246,808 = 4,246,808 : x
  2. Step 2: Convert to fraction form
    1,932,172/4,246,808 = 4,246,808/x
  3. Step 3: Cross multiply
    1,932,172x = 4,246,808 × 4,246,808
  4. Step 4: Simplify right side
    1,932,172x = 18,035,378,188,864
  5. Step 5: Solve for x
    x = 18,035,378,188,864/1,932,172
  6. Step 6: Final answer
    x = 9,334,250.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.