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Finding the Third Proportional to 751,754 and 1,639,226

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Solution

The third proportional to 751,754 and 1,639,226 is: 3,574,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,754 : 1,639,226 = 1,639,226 : x
  2. Step 2: Convert to fraction form
    751,754/1,639,226 = 1,639,226/x
  3. Step 3: Cross multiply
    751,754x = 1,639,226 × 1,639,226
  4. Step 4: Simplify right side
    751,754x = 2,687,061,879,076
  5. Step 5: Solve for x
    x = 2,687,061,879,076/751,754
  6. Step 6: Final answer
    x = 3,574,389.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.