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Finding the Third Proportional to 54,846 and 118,989

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Solution

The third proportional to 54,846 and 118,989 is: 258,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,846 : 118,989 = 118,989 : x
  2. Step 2: Convert to fraction form
    54,846/118,989 = 118,989/x
  3. Step 3: Cross multiply
    54,846x = 118,989 × 118,989
  4. Step 4: Simplify right side
    54,846x = 14,158,382,121
  5. Step 5: Solve for x
    x = 14,158,382,121/54,846
  6. Step 6: Final answer
    x = 258,147.94

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.