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Finding the Fourth Proportional to 481,357.68, 664,248.27 and 263,524.65

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Solution

The fourth proportional to 481,357.68, 664,248.27 and 263,524.65 is: 363,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,357.68 : 664,248.27 = 263,524.65 : x
  2. Step 2: Convert to fraction form
    481,357.68/664,248.27 = 263,524.65/x
  3. Step 3: Cross multiply
    481,357.68x = 664,248.27 × 263,524.65
  4. Step 4: Simplify right side
    481,357.68x = 175,045,792,864.86
  5. Step 5: Solve for x
    x = 175,045,792,864.86/481,357.68
  6. Step 6: Final answer
    x = 363,650.15

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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.