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Finding the Fourth Proportional to 481,294.48, 664,194.24 and 263,499.51

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Solution

The fourth proportional to 481,294.48, 664,194.24 and 263,499.51 is: 363,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,294.48 : 664,194.24 = 263,499.51 : x
  2. Step 2: Convert to fraction form
    481,294.48/664,194.24 = 263,499.51/x
  3. Step 3: Cross multiply
    481,294.48x = 664,194.24 × 263,499.51
  4. Step 4: Simplify right side
    481,294.48x = 175,014,856,784.82
  5. Step 5: Solve for x
    x = 175,014,856,784.82/481,294.48
  6. Step 6: Final answer
    x = 363,633.63

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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.