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Finding the Third Proportional to 174,989 and 279,098

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Solution

The third proportional to 174,989 and 279,098 is: 445,146.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,989 : 279,098 = 279,098 : x
  2. Step 2: Convert to fraction form
    174,989/279,098 = 279,098/x
  3. Step 3: Cross multiply
    174,989x = 279,098 × 279,098
  4. Step 4: Simplify right side
    174,989x = 77,895,693,604
  5. Step 5: Solve for x
    x = 77,895,693,604/174,989
  6. Step 6: Final answer
    x = 445,146.23

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.