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Finding the Fourth Proportional to 6,648.96, 9,960.96 and 3,354.04

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Solution

The fourth proportional to 6,648.96, 9,960.96 and 3,354.04 is: 5,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.96 : 9,960.96 = 3,354.04 : x
  2. Step 2: Convert to fraction form
    6,648.96/9,960.96 = 3,354.04/x
  3. Step 3: Cross multiply
    6,648.96x = 9,960.96 × 3,354.04
  4. Step 4: Simplify right side
    6,648.96x = 33,409,458.28
  5. Step 5: Solve for x
    x = 33,409,458.28/6,648.96
  6. Step 6: Final answer
    x = 5,024.76

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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.