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Finding the Fourth Proportional to 605,794.70, 908,562.45 and 268,834.70

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Solution

The fourth proportional to 605,794.70, 908,562.45 and 268,834.70 is: 403,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,794.70 : 908,562.45 = 268,834.70 : x
  2. Step 2: Convert to fraction form
    605,794.70/908,562.45 = 268,834.70/x
  3. Step 3: Cross multiply
    605,794.70x = 908,562.45 × 268,834.70
  4. Step 4: Simplify right side
    605,794.70x = 244,253,113,677.02
  5. Step 5: Solve for x
    x = 244,253,113,677.02/605,794.70
  6. Step 6: Final answer
    x = 403,194.54

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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.