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Finding the Fourth Proportional to 300,307.95, 450,249.27 and 150,441.33

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Solution

The fourth proportional to 300,307.95, 450,249.27 and 150,441.33 is: 225,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,307.95 : 450,249.27 = 150,441.33 : x
  2. Step 2: Convert to fraction form
    300,307.95/450,249.27 = 150,441.33/x
  3. Step 3: Cross multiply
    300,307.95x = 450,249.27 × 150,441.33
  4. Step 4: Simplify right side
    300,307.95x = 67,736,099,010.33
  5. Step 5: Solve for x
    x = 67,736,099,010.33/300,307.95
  6. Step 6: Final answer
    x = 225,555.46

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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.