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Finding the Fourth Proportional to 6,045.70, 9,072.60 and 2,757.10

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Solution

The fourth proportional to 6,045.70, 9,072.60 and 2,757.10 is: 4,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.70 : 9,072.60 = 2,757.10 : x
  2. Step 2: Convert to fraction form
    6,045.70/9,072.60 = 2,757.10/x
  3. Step 3: Cross multiply
    6,045.70x = 9,072.60 × 2,757.10
  4. Step 4: Simplify right side
    6,045.70x = 25,014,065.46
  5. Step 5: Solve for x
    x = 25,014,065.46/6,045.70
  6. Step 6: Final answer
    x = 4,137.50

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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.