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Finding the Fourth Proportional to 2,483.70, 3,423.42 and 2,063.22

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Solution

The fourth proportional to 2,483.70, 3,423.42 and 2,063.22 is: 2,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.70 : 3,423.42 = 2,063.22 : x
  2. Step 2: Convert to fraction form
    2,483.70/3,423.42 = 2,063.22/x
  3. Step 3: Cross multiply
    2,483.70x = 3,423.42 × 2,063.22
  4. Step 4: Simplify right side
    2,483.70x = 7,063,268.61
  5. Step 5: Solve for x
    x = 7,063,268.61/2,483.70
  6. Step 6: Final answer
    x = 2,843.85

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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.