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Finding the Fourth Proportional to 4,526, 6,253.68 and 3,738.72

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Solution

The fourth proportional to 4,526, 6,253.68 and 3,738.72 is: 5,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526 : 6,253.68 = 3,738.72 : x
  2. Step 2: Convert to fraction form
    4,526/6,253.68 = 3,738.72/x
  3. Step 3: Cross multiply
    4,526x = 6,253.68 × 3,738.72
  4. Step 4: Simplify right side
    4,526x = 23,380,758.49
  5. Step 5: Solve for x
    x = 23,380,758.49/4,526
  6. Step 6: Final answer
    x = 5,165.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.