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Finding the Fourth Proportional to 483,463.56, 725,189.94 and 293,976.12

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Solution

The fourth proportional to 483,463.56, 725,189.94 and 293,976.12 is: 440,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,463.56 : 725,189.94 = 293,976.12 : x
  2. Step 2: Convert to fraction form
    483,463.56/725,189.94 = 293,976.12/x
  3. Step 3: Cross multiply
    483,463.56x = 725,189.94 × 293,976.12
  4. Step 4: Simplify right side
    483,463.56x = 213,188,524,824.23
  5. Step 5: Solve for x
    x = 213,188,524,824.23/483,463.56
  6. Step 6: Final answer
    x = 440,960.90

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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.