Home / 729,260.92-1,006,430.64-407,033.80

Finding the Fourth Proportional to 729,260.92, 1,006,430.64 and 407,033.80

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Solution

The fourth proportional to 729,260.92, 1,006,430.64 and 407,033.80 is: 561,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,260.92 : 1,006,430.64 = 407,033.80 : x
  2. Step 2: Convert to fraction form
    729,260.92/1,006,430.64 = 407,033.80/x
  3. Step 3: Cross multiply
    729,260.92x = 1,006,430.64 × 407,033.80
  4. Step 4: Simplify right side
    729,260.92x = 409,651,287,835.63
  5. Step 5: Solve for x
    x = 409,651,287,835.63/729,260.92
  6. Step 6: Final answer
    x = 561,734.87

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