Home / 496,944.19-685,764.30-303,675.09

Finding the Fourth Proportional to 496,944.19, 685,764.30 and 303,675.09

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Solution

The fourth proportional to 496,944.19, 685,764.30 and 303,675.09 is: 419,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,944.19 : 685,764.30 = 303,675.09 : x
  2. Step 2: Convert to fraction form
    496,944.19/685,764.30 = 303,675.09/x
  3. Step 3: Cross multiply
    496,944.19x = 685,764.30 × 303,675.09
  4. Step 4: Simplify right side
    496,944.19x = 208,249,534,198.72
  5. Step 5: Solve for x
    x = 208,249,534,198.72/496,944.19
  6. Step 6: Final answer
    x = 419,060.21

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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.