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Finding the Fourth Proportional to 2,881.63, 4,324.03 and 2,672.49

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Solution

The fourth proportional to 2,881.63, 4,324.03 and 2,672.49 is: 4,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.63 : 4,324.03 = 2,672.49 : x
  2. Step 2: Convert to fraction form
    2,881.63/4,324.03 = 2,672.49/x
  3. Step 3: Cross multiply
    2,881.63x = 4,324.03 × 2,672.49
  4. Step 4: Simplify right side
    2,881.63x = 11,555,951.50
  5. Step 5: Solve for x
    x = 11,555,951.50/2,881.63
  6. Step 6: Final answer
    x = 4,010.22

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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.