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Finding the Fourth Proportional to 5,280.59, 7,922.63 and 1,770.94

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Solution

The fourth proportional to 5,280.59, 7,922.63 and 1,770.94 is: 2,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.59 : 7,922.63 = 1,770.94 : x
  2. Step 2: Convert to fraction form
    5,280.59/7,922.63 = 1,770.94/x
  3. Step 3: Cross multiply
    5,280.59x = 7,922.63 × 1,770.94
  4. Step 4: Simplify right side
    5,280.59x = 14,030,486.99
  5. Step 5: Solve for x
    x = 14,030,486.99/5,280.59
  6. Step 6: Final answer
    x = 2,656.99

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