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Finding the Fourth Proportional to 481,003.44, 663,757.02 and 266,130.69

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Solution

The fourth proportional to 481,003.44, 663,757.02 and 266,130.69 is: 367,245.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,003.44 : 663,757.02 = 266,130.69 : x
  2. Step 2: Convert to fraction form
    481,003.44/663,757.02 = 266,130.69/x
  3. Step 3: Cross multiply
    481,003.44x = 663,757.02 × 266,130.69
  4. Step 4: Simplify right side
    481,003.44x = 176,646,113,724.94
  5. Step 5: Solve for x
    x = 176,646,113,724.94/481,003.44
  6. Step 6: Final answer
    x = 367,245.01

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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.