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Finding the Fourth Proportional to 5,463.96, 7,540.08 and 3,073.98

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Solution

The fourth proportional to 5,463.96, 7,540.08 and 3,073.98 is: 4,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.96 : 7,540.08 = 3,073.98 : x
  2. Step 2: Convert to fraction form
    5,463.96/7,540.08 = 3,073.98/x
  3. Step 3: Cross multiply
    5,463.96x = 7,540.08 × 3,073.98
  4. Step 4: Simplify right side
    5,463.96x = 23,178,055.12
  5. Step 5: Solve for x
    x = 23,178,055.12/5,463.96
  6. Step 6: Final answer
    x = 4,241.99

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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.