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Finding the Fourth Proportional to 1,844,374.02, 2,766,802.95 and 722,297.22

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Solution

The fourth proportional to 1,844,374.02, 2,766,802.95 and 722,297.22 is: 1,083,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,374.02 : 2,766,802.95 = 722,297.22 : x
  2. Step 2: Convert to fraction form
    1,844,374.02/2,766,802.95 = 722,297.22/x
  3. Step 3: Cross multiply
    1,844,374.02x = 2,766,802.95 × 722,297.22
  4. Step 4: Simplify right side
    1,844,374.02x = 1,998,454,079,072.80
  5. Step 5: Solve for x
    x = 1,998,454,079,072.80/1,844,374.02
  6. Step 6: Final answer
    x = 1,083,540.57

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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.