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Finding the Fourth Proportional to 260,407.84, 390,669.90 and 110,652.88

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Solution

The fourth proportional to 260,407.84, 390,669.90 and 110,652.88 is: 166,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,407.84 : 390,669.90 = 110,652.88 : x
  2. Step 2: Convert to fraction form
    260,407.84/390,669.90 = 110,652.88/x
  3. Step 3: Cross multiply
    260,407.84x = 390,669.90 × 110,652.88
  4. Step 4: Simplify right side
    260,407.84x = 43,228,749,564.31
  5. Step 5: Solve for x
    x = 43,228,749,564.31/260,407.84
  6. Step 6: Final answer
    x = 166,004.02

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