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Finding the Fourth Proportional to 1,844,719.94, 2,767,920.60 and 946,792.16

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Solution

The fourth proportional to 1,844,719.94, 2,767,920.60 and 946,792.16 is: 1,420,619.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,719.94 : 2,767,920.60 = 946,792.16 : x
  2. Step 2: Convert to fraction form
    1,844,719.94/2,767,920.60 = 946,792.16/x
  3. Step 3: Cross multiply
    1,844,719.94x = 2,767,920.60 × 946,792.16
  4. Step 4: Simplify right side
    1,844,719.94x = 2,620,645,523,582.50
  5. Step 5: Solve for x
    x = 2,620,645,523,582.50/1,844,719.94
  6. Step 6: Final answer
    x = 1,420,619.72

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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.