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Finding the Third Proportional to 889,792 and 1,919,556

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Solution

The third proportional to 889,792 and 1,919,556 is: 4,141,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,792 : 1,919,556 = 1,919,556 : x
  2. Step 2: Convert to fraction form
    889,792/1,919,556 = 1,919,556/x
  3. Step 3: Cross multiply
    889,792x = 1,919,556 × 1,919,556
  4. Step 4: Simplify right side
    889,792x = 3,684,695,237,136
  5. Step 5: Solve for x
    x = 3,684,695,237,136/889,792
  6. Step 6: Final answer
    x = 4,141,074.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.