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Finding the Fourth Proportional to 481,570.53, 664,574.55 and 263,799.26

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Solution

The fourth proportional to 481,570.53, 664,574.55 and 263,799.26 is: 364,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,570.53 : 664,574.55 = 263,799.26 : x
  2. Step 2: Convert to fraction form
    481,570.53/664,574.55 = 263,799.26/x
  3. Step 3: Cross multiply
    481,570.53x = 664,574.55 × 263,799.26
  4. Step 4: Simplify right side
    481,570.53x = 175,314,276,166.27
  5. Step 5: Solve for x
    x = 175,314,276,166.27/481,570.53
  6. Step 6: Final answer
    x = 364,046.94

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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.