Home / 680,787.54-1,020,708.42-301,501.59

Finding the Fourth Proportional to 680,787.54, 1,020,708.42 and 301,501.59

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Solution

The fourth proportional to 680,787.54, 1,020,708.42 and 301,501.59 is: 452,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,787.54 : 1,020,708.42 = 301,501.59 : x
  2. Step 2: Convert to fraction form
    680,787.54/1,020,708.42 = 301,501.59/x
  3. Step 3: Cross multiply
    680,787.54x = 1,020,708.42 × 301,501.59
  4. Step 4: Simplify right side
    680,787.54x = 307,745,211,556.39
  5. Step 5: Solve for x
    x = 307,745,211,556.39/680,787.54
  6. Step 6: Final answer
    x = 452,042.96

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