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Finding the Fourth Proportional to 314,221.80, 471,326.32 and 77,566.52

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Solution

The fourth proportional to 314,221.80, 471,326.32 and 77,566.52 is: 116,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,221.80 : 471,326.32 = 77,566.52 : x
  2. Step 2: Convert to fraction form
    314,221.80/471,326.32 = 77,566.52/x
  3. Step 3: Cross multiply
    314,221.80x = 471,326.32 × 77,566.52
  4. Step 4: Simplify right side
    314,221.80x = 36,559,142,426.81
  5. Step 5: Solve for x
    x = 36,559,142,426.81/314,221.80
  6. Step 6: Final answer
    x = 116,348.21

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