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Finding the Third Proportional to 910,668 and 1,368,936

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Solution

The third proportional to 910,668 and 1,368,936 is: 2,057,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,668 : 1,368,936 = 1,368,936 : x
  2. Step 2: Convert to fraction form
    910,668/1,368,936 = 1,368,936/x
  3. Step 3: Cross multiply
    910,668x = 1,368,936 × 1,368,936
  4. Step 4: Simplify right side
    910,668x = 1,873,985,772,096
  5. Step 5: Solve for x
    x = 1,873,985,772,096/910,668
  6. Step 6: Final answer
    x = 2,057,814.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.