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Finding the Fourth Proportional to 2,597.88, 3,896.68 and 954.29

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Solution

The fourth proportional to 2,597.88, 3,896.68 and 954.29 is: 1,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.88 : 3,896.68 = 954.29 : x
  2. Step 2: Convert to fraction form
    2,597.88/3,896.68 = 954.29/x
  3. Step 3: Cross multiply
    2,597.88x = 3,896.68 × 954.29
  4. Step 4: Simplify right side
    2,597.88x = 3,718,562.76
  5. Step 5: Solve for x
    x = 3,718,562.76/2,597.88
  6. Step 6: Final answer
    x = 1,431.38

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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.