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Finding the Fourth Proportional to 2,846.54, 4,270.19 and 997.22

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Solution

The fourth proportional to 2,846.54, 4,270.19 and 997.22 is: 1,495.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.54 : 4,270.19 = 997.22 : x
  2. Step 2: Convert to fraction form
    2,846.54/4,270.19 = 997.22/x
  3. Step 3: Cross multiply
    2,846.54x = 4,270.19 × 997.22
  4. Step 4: Simplify right side
    2,846.54x = 4,258,292.53
  5. Step 5: Solve for x
    x = 4,258,292.53/2,846.54
  6. Step 6: Final answer
    x = 1,495.96

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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.