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Finding the Fourth Proportional to 514,991.68, 772,339.86 and 155,197.36

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Solution

The fourth proportional to 514,991.68, 772,339.86 and 155,197.36 is: 232,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,991.68 : 772,339.86 = 155,197.36 : x
  2. Step 2: Convert to fraction form
    514,991.68/772,339.86 = 155,197.36/x
  3. Step 3: Cross multiply
    514,991.68x = 772,339.86 × 155,197.36
  4. Step 4: Simplify right side
    514,991.68x = 119,865,107,294.77
  5. Step 5: Solve for x
    x = 119,865,107,294.77/514,991.68
  6. Step 6: Final answer
    x = 232,751.54

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