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Finding the Third Proportional to 910 and 1,998

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Solution

The third proportional to 910 and 1,998 is: 4,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    910 : 1,998 = 1,998 : x
  2. Step 2: Convert to fraction form
    910/1,998 = 1,998/x
  3. Step 3: Cross multiply
    910x = 1,998 × 1,998
  4. Step 4: Simplify right side
    910x = 3,992,004
  5. Step 5: Solve for x
    x = 3,992,004/910
  6. Step 6: Final answer
    x = 4,386.82

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