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Finding the Fourth Proportional to 5,458.29, 7,532.44 and 2,974.29

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Solution

The fourth proportional to 5,458.29, 7,532.44 and 2,974.29 is: 4,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.29 : 7,532.44 = 2,974.29 : x
  2. Step 2: Convert to fraction form
    5,458.29/7,532.44 = 2,974.29/x
  3. Step 3: Cross multiply
    5,458.29x = 7,532.44 × 2,974.29
  4. Step 4: Simplify right side
    5,458.29x = 22,403,653.53
  5. Step 5: Solve for x
    x = 22,403,653.53/5,458.29
  6. Step 6: Final answer
    x = 4,104.52

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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.