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Finding the Fourth Proportional to 1,889,579.26, 2,834,857.50 and 541,840.51

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Solution

The fourth proportional to 1,889,579.26, 2,834,857.50 and 541,840.51 is: 812,900.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,579.26 : 2,834,857.50 = 541,840.51 : x
  2. Step 2: Convert to fraction form
    1,889,579.26/2,834,857.50 = 541,840.51/x
  3. Step 3: Cross multiply
    1,889,579.26x = 2,834,857.50 × 541,840.51
  4. Step 4: Simplify right side
    1,889,579.26x = 1,536,040,633,577.33
  5. Step 5: Solve for x
    x = 1,536,040,633,577.33/1,889,579.26
  6. Step 6: Final answer
    x = 812,900.87

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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.