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Finding the Fourth Proportional to 496,816.29, 685,605.47 and 270,463.41

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Solution

The fourth proportional to 496,816.29, 685,605.47 and 270,463.41 is: 373,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,816.29 : 685,605.47 = 270,463.41 : x
  2. Step 2: Convert to fraction form
    496,816.29/685,605.47 = 270,463.41/x
  3. Step 3: Cross multiply
    496,816.29x = 685,605.47 × 270,463.41
  4. Step 4: Simplify right side
    496,816.29x = 185,431,191,978.54
  5. Step 5: Solve for x
    x = 185,431,191,978.54/496,816.29
  6. Step 6: Final answer
    x = 373,238.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.