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Finding the Fourth Proportional to 1,495.28, 2,246.16 and 1,264.63

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Solution

The fourth proportional to 1,495.28, 2,246.16 and 1,264.63 is: 1,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.28 : 2,246.16 = 1,264.63 : x
  2. Step 2: Convert to fraction form
    1,495.28/2,246.16 = 1,264.63/x
  3. Step 3: Cross multiply
    1,495.28x = 2,246.16 × 1,264.63
  4. Step 4: Simplify right side
    1,495.28x = 2,840,561.32
  5. Step 5: Solve for x
    x = 2,840,561.32/1,495.28
  6. Step 6: Final answer
    x = 1,899.69

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