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Finding the Fourth Proportional to 226,225.58, 339,338 and 57,745.88

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Solution

The fourth proportional to 226,225.58, 339,338 and 57,745.88 is: 86,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,225.58 : 339,338 = 57,745.88 : x
  2. Step 2: Convert to fraction form
    226,225.58/339,338 = 57,745.88/x
  3. Step 3: Cross multiply
    226,225.58x = 339,338 × 57,745.88
  4. Step 4: Simplify right side
    226,225.58x = 19,595,371,427.44
  5. Step 5: Solve for x
    x = 19,595,371,427.44/226,225.58
  6. Step 6: Final answer
    x = 86,618.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.