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Finding the Fourth Proportional to 517,240.68, 775,828.80 and 247,560.36

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Solution

The fourth proportional to 517,240.68, 775,828.80 and 247,560.36 is: 371,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,240.68 : 775,828.80 = 247,560.36 : x
  2. Step 2: Convert to fraction form
    517,240.68/775,828.80 = 247,560.36/x
  3. Step 3: Cross multiply
    517,240.68x = 775,828.80 × 247,560.36
  4. Step 4: Simplify right side
    517,240.68x = 192,064,457,026.37
  5. Step 5: Solve for x
    x = 192,064,457,026.37/517,240.68
  6. Step 6: Final answer
    x = 371,325.12

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