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Finding the Fourth Proportional to 456,633.56, 684,780.06 and 157,029.32

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Solution

The fourth proportional to 456,633.56, 684,780.06 and 157,029.32 is: 235,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,633.56 : 684,780.06 = 157,029.32 : x
  2. Step 2: Convert to fraction form
    456,633.56/684,780.06 = 157,029.32/x
  3. Step 3: Cross multiply
    456,633.56x = 684,780.06 × 157,029.32
  4. Step 4: Simplify right side
    456,633.56x = 107,530,547,171.36
  5. Step 5: Solve for x
    x = 107,530,547,171.36/456,633.56
  6. Step 6: Final answer
    x = 235,485.42

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