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Finding the Fourth Proportional to 450,193.20, 674,954.43 and 150,496.44

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Solution

The fourth proportional to 450,193.20, 674,954.43 and 150,496.44 is: 225,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,193.20 : 674,954.43 = 150,496.44 : x
  2. Step 2: Convert to fraction form
    450,193.20/674,954.43 = 150,496.44/x
  3. Step 3: Cross multiply
    450,193.20x = 674,954.43 × 150,496.44
  4. Step 4: Simplify right side
    450,193.20x = 101,578,238,877.23
  5. Step 5: Solve for x
    x = 101,578,238,877.23/450,193.20
  6. Step 6: Final answer
    x = 225,632.55

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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.