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Finding the Fourth Proportional to 354,566.71, 531,854.70 and 117,909.37

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Solution

The fourth proportional to 354,566.71, 531,854.70 and 117,909.37 is: 176,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,566.71 : 531,854.70 = 117,909.37 : x
  2. Step 2: Convert to fraction form
    354,566.71/531,854.70 = 117,909.37/x
  3. Step 3: Cross multiply
    354,566.71x = 531,854.70 × 117,909.37
  4. Step 4: Simplify right side
    354,566.71x = 62,710,652,608.54
  5. Step 5: Solve for x
    x = 62,710,652,608.54/354,566.71
  6. Step 6: Final answer
    x = 176,865.60

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