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Finding the Fourth Proportional to 1,792,838, 2,474,116.50 and 988,022

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Solution

The fourth proportional to 1,792,838, 2,474,116.50 and 988,022 is: 1,363,470.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,838 : 2,474,116.50 = 988,022 : x
  2. Step 2: Convert to fraction form
    1,792,838/2,474,116.50 = 988,022/x
  3. Step 3: Cross multiply
    1,792,838x = 2,474,116.50 × 988,022
  4. Step 4: Simplify right side
    1,792,838x = 2,444,481,532,563
  5. Step 5: Solve for x
    x = 2,444,481,532,563/1,792,838
  6. Step 6: Final answer
    x = 1,363,470.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.