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Finding the Fourth Proportional to 481,410.02, 664,366.56 and 266,550.06

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Solution

The fourth proportional to 481,410.02, 664,366.56 and 266,550.06 is: 367,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,410.02 : 664,366.56 = 266,550.06 : x
  2. Step 2: Convert to fraction form
    481,410.02/664,366.56 = 266,550.06/x
  3. Step 3: Cross multiply
    481,410.02x = 664,366.56 × 266,550.06
  4. Step 4: Simplify right side
    481,410.02x = 177,086,946,429.99
  5. Step 5: Solve for x
    x = 177,086,946,429.99/481,410.02
  6. Step 6: Final answer
    x = 367,850.56

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1.5x scale

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.