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Finding the Fourth Proportional to 8,337.45, 12,501.90 and 2,493.30

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Solution

The fourth proportional to 8,337.45, 12,501.90 and 2,493.30 is: 3,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.45 : 12,501.90 = 2,493.30 : x
  2. Step 2: Convert to fraction form
    8,337.45/12,501.90 = 2,493.30/x
  3. Step 3: Cross multiply
    8,337.45x = 12,501.90 × 2,493.30
  4. Step 4: Simplify right side
    8,337.45x = 31,170,987.27
  5. Step 5: Solve for x
    x = 31,170,987.27/8,337.45
  6. Step 6: Final answer
    x = 3,738.67

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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.