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Finding the Fourth Proportional to 354,688.40, 532,032.60 and 168,064.40

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Solution

The fourth proportional to 354,688.40, 532,032.60 and 168,064.40 is: 252,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,688.40 : 532,032.60 = 168,064.40 : x
  2. Step 2: Convert to fraction form
    354,688.40/532,032.60 = 168,064.40/x
  3. Step 3: Cross multiply
    354,688.40x = 532,032.60 × 168,064.40
  4. Step 4: Simplify right side
    354,688.40x = 89,415,739,699.44
  5. Step 5: Solve for x
    x = 89,415,739,699.44/354,688.40
  6. Step 6: Final answer
    x = 252,096.60

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