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Finding the Fourth Proportional to 481,549.44, 664,559.78 and 263,773.44

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Solution

The fourth proportional to 481,549.44, 664,559.78 and 263,773.44 is: 364,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,549.44 : 664,559.78 = 263,773.44 : x
  2. Step 2: Convert to fraction form
    481,549.44/664,559.78 = 263,773.44/x
  3. Step 3: Cross multiply
    481,549.44x = 664,559.78 × 263,773.44
  4. Step 4: Simplify right side
    481,549.44x = 175,293,219,256.24
  5. Step 5: Solve for x
    x = 175,293,219,256.24/481,549.44
  6. Step 6: Final answer
    x = 364,019.15

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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.