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Finding the Fourth Proportional to 4,835.53, 7,253.72 and 1,372.78

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Solution

The fourth proportional to 4,835.53, 7,253.72 and 1,372.78 is: 2,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.53 : 7,253.72 = 1,372.78 : x
  2. Step 2: Convert to fraction form
    4,835.53/7,253.72 = 1,372.78/x
  3. Step 3: Cross multiply
    4,835.53x = 7,253.72 × 1,372.78
  4. Step 4: Simplify right side
    4,835.53x = 9,957,769.09
  5. Step 5: Solve for x
    x = 9,957,769.09/4,835.53
  6. Step 6: Final answer
    x = 2,059.29

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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.