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Finding the Fourth Proportional to 326,405.04, 489,476.52 and 101,691.60

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Solution

The fourth proportional to 326,405.04, 489,476.52 and 101,691.60 is: 152,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,405.04 : 489,476.52 = 101,691.60 : x
  2. Step 2: Convert to fraction form
    326,405.04/489,476.52 = 101,691.60/x
  3. Step 3: Cross multiply
    326,405.04x = 489,476.52 × 101,691.60
  4. Step 4: Simplify right side
    326,405.04x = 49,775,650,481.23
  5. Step 5: Solve for x
    x = 49,775,650,481.23/326,405.04
  6. Step 6: Final answer
    x = 152,496.57

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