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Finding the Fourth Proportional to 555,241.08, 766,234.44 and 300,593.28

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Solution

The fourth proportional to 555,241.08, 766,234.44 and 300,593.28 is: 414,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,241.08 : 766,234.44 = 300,593.28 : x
  2. Step 2: Convert to fraction form
    555,241.08/766,234.44 = 300,593.28/x
  3. Step 3: Cross multiply
    555,241.08x = 766,234.44 × 300,593.28
  4. Step 4: Simplify right side
    555,241.08x = 230,324,923,568.56
  5. Step 5: Solve for x
    x = 230,324,923,568.56/555,241.08
  6. Step 6: Final answer
    x = 414,819.67

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1.5x scale

Why These Related Problems?

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