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Finding the Fourth Proportional to 363,744.55, 544,685.21 and 303,623.54

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Solution

The fourth proportional to 363,744.55, 544,685.21 and 303,623.54 is: 454,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,744.55 : 544,685.21 = 303,623.54 : x
  2. Step 2: Convert to fraction form
    363,744.55/544,685.21 = 303,623.54/x
  3. Step 3: Cross multiply
    363,744.55x = 544,685.21 × 303,623.54
  4. Step 4: Simplify right side
    363,744.55x = 165,379,250,585.46
  5. Step 5: Solve for x
    x = 165,379,250,585.46/363,744.55
  6. Step 6: Final answer
    x = 454,657.67

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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.