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Finding the Fourth Proportional to 1,596.24, 2,202.84 and 897.64

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Solution

The fourth proportional to 1,596.24, 2,202.84 and 897.64 is: 1,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.24 : 2,202.84 = 897.64 : x
  2. Step 2: Convert to fraction form
    1,596.24/2,202.84 = 897.64/x
  3. Step 3: Cross multiply
    1,596.24x = 2,202.84 × 897.64
  4. Step 4: Simplify right side
    1,596.24x = 1,977,357.30
  5. Step 5: Solve for x
    x = 1,977,357.30/1,596.24
  6. Step 6: Final answer
    x = 1,238.76

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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.