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Finding the Fourth Proportional to 583,085.27, 874,746.83 and 330,478.57

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Solution

The fourth proportional to 583,085.27, 874,746.83 and 330,478.57 is: 495,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,085.27 : 874,746.83 = 330,478.57 : x
  2. Step 2: Convert to fraction form
    583,085.27/874,746.83 = 330,478.57/x
  3. Step 3: Cross multiply
    583,085.27x = 874,746.83 × 330,478.57
  4. Step 4: Simplify right side
    583,085.27x = 289,085,081,490.43
  5. Step 5: Solve for x
    x = 289,085,081,490.43/583,085.27
  6. Step 6: Final answer
    x = 495,785.26

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