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Finding the Fourth Proportional to 4,653.14, 6,978.34 and 4,605.98

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Solution

The fourth proportional to 4,653.14, 6,978.34 and 4,605.98 is: 6,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.14 : 6,978.34 = 4,605.98 : x
  2. Step 2: Convert to fraction form
    4,653.14/6,978.34 = 4,605.98/x
  3. Step 3: Cross multiply
    4,653.14x = 6,978.34 × 4,605.98
  4. Step 4: Simplify right side
    4,653.14x = 32,142,100.40
  5. Step 5: Solve for x
    x = 32,142,100.40/4,653.14
  6. Step 6: Final answer
    x = 6,907.62

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