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Finding the Fourth Proportional to 208,483.32, 312,724.44 and 146,430.84

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Solution

The fourth proportional to 208,483.32, 312,724.44 and 146,430.84 is: 219,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,483.32 : 312,724.44 = 146,430.84 : x
  2. Step 2: Convert to fraction form
    208,483.32/312,724.44 = 146,430.84/x
  3. Step 3: Cross multiply
    208,483.32x = 312,724.44 × 146,430.84
  4. Step 4: Simplify right side
    208,483.32x = 45,792,502,437.73
  5. Step 5: Solve for x
    x = 45,792,502,437.73/208,483.32
  6. Step 6: Final answer
    x = 219,645.88

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