Home / 300,799.38-415,063.56-179,896.53

Finding the Fourth Proportional to 300,799.38, 415,063.56 and 179,896.53

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Solution

The fourth proportional to 300,799.38, 415,063.56 and 179,896.53 is: 248,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,799.38 : 415,063.56 = 179,896.53 : x
  2. Step 2: Convert to fraction form
    300,799.38/415,063.56 = 179,896.53/x
  3. Step 3: Cross multiply
    300,799.38x = 415,063.56 × 179,896.53
  4. Step 4: Simplify right side
    300,799.38x = 74,668,494,173.45
  5. Step 5: Solve for x
    x = 74,668,494,173.45/300,799.38
  6. Step 6: Final answer
    x = 248,233.54

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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.