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Finding the Fourth Proportional to 446,550.75, 616,249.76 and 245,346.75

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Solution

The fourth proportional to 446,550.75, 616,249.76 and 245,346.75 is: 338,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,550.75 : 616,249.76 = 245,346.75 : x
  2. Step 2: Convert to fraction form
    446,550.75/616,249.76 = 245,346.75/x
  3. Step 3: Cross multiply
    446,550.75x = 616,249.76 × 245,346.75
  4. Step 4: Simplify right side
    446,550.75x = 151,194,874,577.55
  5. Step 5: Solve for x
    x = 151,194,874,577.55/446,550.75
  6. Step 6: Final answer
    x = 338,583.86

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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.