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Finding the Fourth Proportional to 354,901.77, 531,909.60 and 177,459.51

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Solution

The fourth proportional to 354,901.77, 531,909.60 and 177,459.51 is: 265,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,901.77 : 531,909.60 = 177,459.51 : x
  2. Step 2: Convert to fraction form
    354,901.77/531,909.60 = 177,459.51/x
  3. Step 3: Cross multiply
    354,901.77x = 531,909.60 × 177,459.51
  4. Step 4: Simplify right side
    354,901.77x = 94,392,416,980.30
  5. Step 5: Solve for x
    x = 94,392,416,980.30/354,901.77
  6. Step 6: Final answer
    x = 265,967.73

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