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Finding the Fourth Proportional to 562,736.96, 776,579.28 and 308,111.84

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Solution

The fourth proportional to 562,736.96, 776,579.28 and 308,111.84 is: 425,195.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,736.96 : 776,579.28 = 308,111.84 : x
  2. Step 2: Convert to fraction form
    562,736.96/776,579.28 = 308,111.84/x
  3. Step 3: Cross multiply
    562,736.96x = 776,579.28 × 308,111.84
  4. Step 4: Simplify right side
    562,736.96x = 239,273,270,866.68
  5. Step 5: Solve for x
    x = 239,273,270,866.68/562,736.96
  6. Step 6: Final answer
    x = 425,195.58

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