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Finding the Third Proportional to 44,178 and 68,955

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Solution

The third proportional to 44,178 and 68,955 is: 107,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,178 : 68,955 = 68,955 : x
  2. Step 2: Convert to fraction form
    44,178/68,955 = 68,955/x
  3. Step 3: Cross multiply
    44,178x = 68,955 × 68,955
  4. Step 4: Simplify right side
    44,178x = 4,754,792,025
  5. Step 5: Solve for x
    x = 4,754,792,025/44,178
  6. Step 6: Final answer
    x = 107,628.05

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.