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Finding the Fourth Proportional to 456,426.73, 684,655.71 and 156,904.75

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Solution

The fourth proportional to 456,426.73, 684,655.71 and 156,904.75 is: 235,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,426.73 : 684,655.71 = 156,904.75 : x
  2. Step 2: Convert to fraction form
    456,426.73/684,655.71 = 156,904.75/x
  3. Step 3: Cross multiply
    456,426.73x = 684,655.71 × 156,904.75
  4. Step 4: Simplify right side
    456,426.73x = 107,425,733,013.62
  5. Step 5: Solve for x
    x = 107,425,733,013.62/456,426.73
  6. Step 6: Final answer
    x = 235,362.49

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