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Finding the Third Proportional to 889,614 and 1,376,973

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Solution

The third proportional to 889,614 and 1,376,973 is: 2,131,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,614 : 1,376,973 = 1,376,973 : x
  2. Step 2: Convert to fraction form
    889,614/1,376,973 = 1,376,973/x
  3. Step 3: Cross multiply
    889,614x = 1,376,973 × 1,376,973
  4. Step 4: Simplify right side
    889,614x = 1,896,054,642,729
  5. Step 5: Solve for x
    x = 1,896,054,642,729/889,614
  6. Step 6: Final answer
    x = 2,131,322.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.