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Finding the Fourth Proportional to 8,336.34, 12,504.60 and 3,954.24

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Solution

The fourth proportional to 8,336.34, 12,504.60 and 3,954.24 is: 5,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.34 : 12,504.60 = 3,954.24 : x
  2. Step 2: Convert to fraction form
    8,336.34/12,504.60 = 3,954.24/x
  3. Step 3: Cross multiply
    8,336.34x = 12,504.60 × 3,954.24
  4. Step 4: Simplify right side
    8,336.34x = 49,446,189.50
  5. Step 5: Solve for x
    x = 49,446,189.50/8,336.34
  6. Step 6: Final answer
    x = 5,931.40

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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.