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Finding the Fourth Proportional to 1,954,843, 2,931,344.28 and 757,326.04

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Solution

The fourth proportional to 1,954,843, 2,931,344.28 and 757,326.04 is: 1,135,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,843 : 2,931,344.28 = 757,326.04 : x
  2. Step 2: Convert to fraction form
    1,954,843/2,931,344.28 = 757,326.04/x
  3. Step 3: Cross multiply
    1,954,843x = 2,931,344.28 × 757,326.04
  4. Step 4: Simplify right side
    1,954,843x = 2,219,983,355,449.05
  5. Step 5: Solve for x
    x = 2,219,983,355,449.05/1,954,843
  6. Step 6: Final answer
    x = 1,135,632.56

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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.