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Finding the Fourth Proportional to 1,967.22, 2,951.10 and 734.27

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Solution

The fourth proportional to 1,967.22, 2,951.10 and 734.27 is: 1,101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.22 : 2,951.10 = 734.27 : x
  2. Step 2: Convert to fraction form
    1,967.22/2,951.10 = 734.27/x
  3. Step 3: Cross multiply
    1,967.22x = 2,951.10 × 734.27
  4. Step 4: Simplify right side
    1,967.22x = 2,166,889.44
  5. Step 5: Solve for x
    x = 2,166,889.44/1,967.22
  6. Step 6: Final answer
    x = 1,101.50

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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.