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Finding the Fourth Proportional to 283,704.50, 425,446.03 and 123,829.33

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Solution

The fourth proportional to 283,704.50, 425,446.03 and 123,829.33 is: 185,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,704.50 : 425,446.03 = 123,829.33 : x
  2. Step 2: Convert to fraction form
    283,704.50/425,446.03 = 123,829.33/x
  3. Step 3: Cross multiply
    283,704.50x = 425,446.03 × 123,829.33
  4. Step 4: Simplify right side
    283,704.50x = 52,682,696,846.06
  5. Step 5: Solve for x
    x = 52,682,696,846.06/283,704.50
  6. Step 6: Final answer
    x = 185,695.67

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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.