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Finding the Third Proportional to 176,966 and 388,924

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Solution

The third proportional to 176,966 and 388,924 is: 854,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,966 : 388,924 = 388,924 : x
  2. Step 2: Convert to fraction form
    176,966/388,924 = 388,924/x
  3. Step 3: Cross multiply
    176,966x = 388,924 × 388,924
  4. Step 4: Simplify right side
    176,966x = 151,261,877,776
  5. Step 5: Solve for x
    x = 151,261,877,776/176,966
  6. Step 6: Final answer
    x = 854,751.07

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.