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Finding the Fourth Proportional to 362,556.99, 543,846.21 and 173,037.30

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Solution

The fourth proportional to 362,556.99, 543,846.21 and 173,037.30 is: 259,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,556.99 : 543,846.21 = 173,037.30 : x
  2. Step 2: Convert to fraction form
    362,556.99/543,846.21 = 173,037.30/x
  3. Step 3: Cross multiply
    362,556.99x = 543,846.21 × 173,037.30
  4. Step 4: Simplify right side
    362,556.99x = 94,105,679,793.63
  5. Step 5: Solve for x
    x = 94,105,679,793.63/362,556.99
  6. Step 6: Final answer
    x = 259,561.07

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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.