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Finding the Fourth Proportional to 1,828,955.07, 2,743,520.13 and 883,121.31

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Solution

The fourth proportional to 1,828,955.07, 2,743,520.13 and 883,121.31 is: 1,324,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,955.07 : 2,743,520.13 = 883,121.31 : x
  2. Step 2: Convert to fraction form
    1,828,955.07/2,743,520.13 = 883,121.31/x
  3. Step 3: Cross multiply
    1,828,955.07x = 2,743,520.13 × 883,121.31
  4. Step 4: Simplify right side
    1,828,955.07x = 2,422,861,091,216.97
  5. Step 5: Solve for x
    x = 2,422,861,091,216.97/1,828,955.07
  6. Step 6: Final answer
    x = 1,324,724.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.