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Finding the Third Proportional to 889,057 and 1,917,056

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Solution

The third proportional to 889,057 and 1,917,056 is: 4,133,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,057 : 1,917,056 = 1,917,056 : x
  2. Step 2: Convert to fraction form
    889,057/1,917,056 = 1,917,056/x
  3. Step 3: Cross multiply
    889,057x = 1,917,056 × 1,917,056
  4. Step 4: Simplify right side
    889,057x = 3,675,103,707,136
  5. Step 5: Solve for x
    x = 3,675,103,707,136/889,057
  6. Step 6: Final answer
    x = 4,133,709.88

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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.