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Finding the Fourth Proportional to 4,970.22, 7,455.48 and 2,048.76

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Solution

The fourth proportional to 4,970.22, 7,455.48 and 2,048.76 is: 3,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.22 : 7,455.48 = 2,048.76 : x
  2. Step 2: Convert to fraction form
    4,970.22/7,455.48 = 2,048.76/x
  3. Step 3: Cross multiply
    4,970.22x = 7,455.48 × 2,048.76
  4. Step 4: Simplify right side
    4,970.22x = 15,274,489.20
  5. Step 5: Solve for x
    x = 15,274,489.20/4,970.22
  6. Step 6: Final answer
    x = 3,073.20

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