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Finding the Fourth Proportional to 3,237.70, 4,856.55 and 1,482.70

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Solution

The fourth proportional to 3,237.70, 4,856.55 and 1,482.70 is: 2,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.70 : 4,856.55 = 1,482.70 : x
  2. Step 2: Convert to fraction form
    3,237.70/4,856.55 = 1,482.70/x
  3. Step 3: Cross multiply
    3,237.70x = 4,856.55 × 1,482.70
  4. Step 4: Simplify right side
    3,237.70x = 7,200,806.69
  5. Step 5: Solve for x
    x = 7,200,806.69/3,237.70
  6. Step 6: Final answer
    x = 2,224.05

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Similar ratio
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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.