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Finding the Fourth Proportional to 543,383.37, 814,014.77 and 355,826.25

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Solution

The fourth proportional to 543,383.37, 814,014.77 and 355,826.25 is: 533,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,383.37 : 814,014.77 = 355,826.25 : x
  2. Step 2: Convert to fraction form
    543,383.37/814,014.77 = 355,826.25/x
  3. Step 3: Cross multiply
    543,383.37x = 814,014.77 × 355,826.25
  4. Step 4: Simplify right side
    543,383.37x = 289,647,821,274.58
  5. Step 5: Solve for x
    x = 289,647,821,274.58/543,383.37
  6. Step 6: Final answer
    x = 533,045.06

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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.