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Finding the Fourth Proportional to 2,710.03, 4,064.23 and 978.25

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Solution

The fourth proportional to 2,710.03, 4,064.23 and 978.25 is: 1,467.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.03 : 4,064.23 = 978.25 : x
  2. Step 2: Convert to fraction form
    2,710.03/4,064.23 = 978.25/x
  3. Step 3: Cross multiply
    2,710.03x = 4,064.23 × 978.25
  4. Step 4: Simplify right side
    2,710.03x = 3,975,833.00
  5. Step 5: Solve for x
    x = 3,975,833.00/2,710.03
  6. Step 6: Final answer
    x = 1,467.08

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