Home / 325,512.30-448,907.22-223,357.53

Finding the Fourth Proportional to 325,512.30, 448,907.22 and 223,357.53

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Solution

The fourth proportional to 325,512.30, 448,907.22 and 223,357.53 is: 308,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,512.30 : 448,907.22 = 223,357.53 : x
  2. Step 2: Convert to fraction form
    325,512.30/448,907.22 = 223,357.53/x
  3. Step 3: Cross multiply
    325,512.30x = 448,907.22 × 223,357.53
  4. Step 4: Simplify right side
    325,512.30x = 100,266,807,858.37
  5. Step 5: Solve for x
    x = 100,266,807,858.37/325,512.30
  6. Step 6: Final answer
    x = 308,027.71

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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.