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Finding the Fourth Proportional to 2,424.78, 3,629.07 and 1,754.91

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Solution

The fourth proportional to 2,424.78, 3,629.07 and 1,754.91 is: 2,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.78 : 3,629.07 = 1,754.91 : x
  2. Step 2: Convert to fraction form
    2,424.78/3,629.07 = 1,754.91/x
  3. Step 3: Cross multiply
    2,424.78x = 3,629.07 × 1,754.91
  4. Step 4: Simplify right side
    2,424.78x = 6,368,691.23
  5. Step 5: Solve for x
    x = 6,368,691.23/2,424.78
  6. Step 6: Final answer
    x = 2,626.50

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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.