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Finding the Fourth Proportional to 2,599.24, 3,896.64 and 954.96

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Solution

The fourth proportional to 2,599.24, 3,896.64 and 954.96 is: 1,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.24 : 3,896.64 = 954.96 : x
  2. Step 2: Convert to fraction form
    2,599.24/3,896.64 = 954.96/x
  3. Step 3: Cross multiply
    2,599.24x = 3,896.64 × 954.96
  4. Step 4: Simplify right side
    2,599.24x = 3,721,135.33
  5. Step 5: Solve for x
    x = 3,721,135.33/2,599.24
  6. Step 6: Final answer
    x = 1,431.62

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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.