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Finding the Fourth Proportional to 310,712.18, 465,745.08 and 210,880.52

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Solution

The fourth proportional to 310,712.18, 465,745.08 and 210,880.52 is: 316,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,712.18 : 465,745.08 = 210,880.52 : x
  2. Step 2: Convert to fraction form
    310,712.18/465,745.08 = 210,880.52/x
  3. Step 3: Cross multiply
    310,712.18x = 465,745.08 × 210,880.52
  4. Step 4: Simplify right side
    310,712.18x = 98,216,564,657.84
  5. Step 5: Solve for x
    x = 98,216,564,657.84/310,712.18
  6. Step 6: Final answer
    x = 316,101.43

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