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Finding the Fourth Proportional to 605,768.48, 908,074.10 and 226,586.42

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Solution

The fourth proportional to 605,768.48, 908,074.10 and 226,586.42 is: 339,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,768.48 : 908,074.10 = 226,586.42 : x
  2. Step 2: Convert to fraction form
    605,768.48/908,074.10 = 226,586.42/x
  3. Step 3: Cross multiply
    605,768.48x = 908,074.10 × 226,586.42
  4. Step 4: Simplify right side
    605,768.48x = 205,757,259,413.72
  5. Step 5: Solve for x
    x = 205,757,259,413.72/605,768.48
  6. Step 6: Final answer
    x = 339,663.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.