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Finding the Fourth Proportional to 2,525.11, 3,789.24 and 965.24

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Solution

The fourth proportional to 2,525.11, 3,789.24 and 965.24 is: 1,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.11 : 3,789.24 = 965.24 : x
  2. Step 2: Convert to fraction form
    2,525.11/3,789.24 = 965.24/x
  3. Step 3: Cross multiply
    2,525.11x = 3,789.24 × 965.24
  4. Step 4: Simplify right side
    2,525.11x = 3,657,521.19
  5. Step 5: Solve for x
    x = 3,657,521.19/2,525.11
  6. Step 6: Final answer
    x = 1,448.46

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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.