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Finding the Fourth Proportional to 1,037.73, 1,556.67 and 344.37

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Solution

The fourth proportional to 1,037.73, 1,556.67 and 344.37 is: 516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.73 : 1,556.67 = 344.37 : x
  2. Step 2: Convert to fraction form
    1,037.73/1,556.67 = 344.37/x
  3. Step 3: Cross multiply
    1,037.73x = 1,556.67 × 344.37
  4. Step 4: Simplify right side
    1,037.73x = 536,070.45
  5. Step 5: Solve for x
    x = 536,070.45/1,037.73
  6. Step 6: Final answer
    x = 516.58

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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.