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Finding the Fourth Proportional to 5,963.68, 8,938.80 and 2,671.84

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Solution

The fourth proportional to 5,963.68, 8,938.80 and 2,671.84 is: 4,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.68 : 8,938.80 = 2,671.84 : x
  2. Step 2: Convert to fraction form
    5,963.68/8,938.80 = 2,671.84/x
  3. Step 3: Cross multiply
    5,963.68x = 8,938.80 × 2,671.84
  4. Step 4: Simplify right side
    5,963.68x = 23,883,043.39
  5. Step 5: Solve for x
    x = 23,883,043.39/5,963.68
  6. Step 6: Final answer
    x = 4,004.75

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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.