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Finding the Fourth Proportional to 1,622,891.72, 2,434,559.04 and 676,041

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Solution

The fourth proportional to 1,622,891.72, 2,434,559.04 and 676,041 is: 1,014,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,891.72 : 2,434,559.04 = 676,041 : x
  2. Step 2: Convert to fraction form
    1,622,891.72/2,434,559.04 = 676,041/x
  3. Step 3: Cross multiply
    1,622,891.72x = 2,434,559.04 × 676,041
  4. Step 4: Simplify right side
    1,622,891.72x = 1,645,861,727,960.64
  5. Step 5: Solve for x
    x = 1,645,861,727,960.64/1,622,891.72
  6. Step 6: Final answer
    x = 1,014,153.76

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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.