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Finding the Fourth Proportional to 481,808.08, 664,900.44 and 266,951.50

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Solution

The fourth proportional to 481,808.08, 664,900.44 and 266,951.50 is: 368,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,808.08 : 664,900.44 = 266,951.50 : x
  2. Step 2: Convert to fraction form
    481,808.08/664,900.44 = 266,951.50/x
  3. Step 3: Cross multiply
    481,808.08x = 664,900.44 × 266,951.50
  4. Step 4: Simplify right side
    481,808.08x = 177,496,169,808.66
  5. Step 5: Solve for x
    x = 177,496,169,808.66/481,808.08
  6. Step 6: Final answer
    x = 368,396.00

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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.