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Finding the Fourth Proportional to 2,546.44, 3,818.41 and 902.76

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Solution

The fourth proportional to 2,546.44, 3,818.41 and 902.76 is: 1,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.44 : 3,818.41 = 902.76 : x
  2. Step 2: Convert to fraction form
    2,546.44/3,818.41 = 902.76/x
  3. Step 3: Cross multiply
    2,546.44x = 3,818.41 × 902.76
  4. Step 4: Simplify right side
    2,546.44x = 3,447,107.81
  5. Step 5: Solve for x
    x = 3,447,107.81/2,546.44
  6. Step 6: Final answer
    x = 1,353.70

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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.