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Finding the Fourth Proportional to 5,443.56, 7,512.03 and 4,997.25

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Solution

The fourth proportional to 5,443.56, 7,512.03 and 4,997.25 is: 6,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.56 : 7,512.03 = 4,997.25 : x
  2. Step 2: Convert to fraction form
    5,443.56/7,512.03 = 4,997.25/x
  3. Step 3: Cross multiply
    5,443.56x = 7,512.03 × 4,997.25
  4. Step 4: Simplify right side
    5,443.56x = 37,539,491.92
  5. Step 5: Solve for x
    x = 37,539,491.92/5,443.56
  6. Step 6: Final answer
    x = 6,896.13

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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.