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Finding the Fourth Proportional to 499,556.16, 749,308.19 and 444,033.70

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Solution

The fourth proportional to 499,556.16, 749,308.19 and 444,033.70 is: 666,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,556.16 : 749,308.19 = 444,033.70 : x
  2. Step 2: Convert to fraction form
    499,556.16/749,308.19 = 444,033.70/x
  3. Step 3: Cross multiply
    499,556.16x = 749,308.19 × 444,033.70
  4. Step 4: Simplify right side
    499,556.16x = 332,718,083,952.56
  5. Step 5: Solve for x
    x = 332,718,083,952.56/499,556.16
  6. Step 6: Final answer
    x = 666,027.39

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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.