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Finding the Fourth Proportional to 481,060.62, 663,853.73 and 266,200.56

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Solution

The fourth proportional to 481,060.62, 663,853.73 and 266,200.56 is: 367,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,060.62 : 663,853.73 = 266,200.56 : x
  2. Step 2: Convert to fraction form
    481,060.62/663,853.73 = 266,200.56/x
  3. Step 3: Cross multiply
    481,060.62x = 663,853.73 × 266,200.56
  4. Step 4: Simplify right side
    481,060.62x = 176,718,233,353.09
  5. Step 5: Solve for x
    x = 176,718,233,353.09/481,060.62
  6. Step 6: Final answer
    x = 367,351.28

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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.