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Finding the Fourth Proportional to 2,533.76, 3,797.14 and 1,218.32

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Solution

The fourth proportional to 2,533.76, 3,797.14 and 1,218.32 is: 1,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.76 : 3,797.14 = 1,218.32 : x
  2. Step 2: Convert to fraction form
    2,533.76/3,797.14 = 1,218.32/x
  3. Step 3: Cross multiply
    2,533.76x = 3,797.14 × 1,218.32
  4. Step 4: Simplify right side
    2,533.76x = 4,626,131.60
  5. Step 5: Solve for x
    x = 4,626,131.60/2,533.76
  6. Step 6: Final answer
    x = 1,825.80

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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.