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Finding the Fourth Proportional to 5,512.78, 7,604.71 and 3,492.62

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Solution

The fourth proportional to 5,512.78, 7,604.71 and 3,492.62 is: 4,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.78 : 7,604.71 = 3,492.62 : x
  2. Step 2: Convert to fraction form
    5,512.78/7,604.71 = 3,492.62/x
  3. Step 3: Cross multiply
    5,512.78x = 7,604.71 × 3,492.62
  4. Step 4: Simplify right side
    5,512.78x = 26,560,406.43
  5. Step 5: Solve for x
    x = 26,560,406.43/5,512.78
  6. Step 6: Final answer
    x = 4,817.97

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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.