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Finding the Fourth Proportional to 365,763.41, 548,589.68 and 99,544.67

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Solution

The fourth proportional to 365,763.41, 548,589.68 and 99,544.67 is: 149,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,763.41 : 548,589.68 = 99,544.67 : x
  2. Step 2: Convert to fraction form
    365,763.41/548,589.68 = 99,544.67/x
  3. Step 3: Cross multiply
    365,763.41x = 548,589.68 × 99,544.67
  4. Step 4: Simplify right side
    365,763.41x = 54,609,177,850.84
  5. Step 5: Solve for x
    x = 54,609,177,850.84/365,763.41
  6. Step 6: Final answer
    x = 149,301.92

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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.