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Finding the Fourth Proportional to 450,404.75, 621,553.25 and 246,453.33

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Solution

The fourth proportional to 450,404.75, 621,553.25 and 246,453.33 is: 340,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,404.75 : 621,553.25 = 246,453.33 : x
  2. Step 2: Convert to fraction form
    450,404.75/621,553.25 = 246,453.33/x
  3. Step 3: Cross multiply
    450,404.75x = 621,553.25 × 246,453.33
  4. Step 4: Simplify right side
    450,404.75x = 153,183,867,002.56
  5. Step 5: Solve for x
    x = 153,183,867,002.56/450,404.75
  6. Step 6: Final answer
    x = 340,102.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.