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Finding the Fourth Proportional to 7,006.92, 10,512.36 and 2,076.54

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Solution

The fourth proportional to 7,006.92, 10,512.36 and 2,076.54 is: 3,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.92 : 10,512.36 = 2,076.54 : x
  2. Step 2: Convert to fraction form
    7,006.92/10,512.36 = 2,076.54/x
  3. Step 3: Cross multiply
    7,006.92x = 10,512.36 × 2,076.54
  4. Step 4: Simplify right side
    7,006.92x = 21,829,336.03
  5. Step 5: Solve for x
    x = 21,829,336.03/7,006.92
  6. Step 6: Final answer
    x = 3,115.40

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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.