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Finding the Fourth Proportional to 5,374.62, 7,416.99 and 3,016.71

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Solution

The fourth proportional to 5,374.62, 7,416.99 and 3,016.71 is: 4,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.62 : 7,416.99 = 3,016.71 : x
  2. Step 2: Convert to fraction form
    5,374.62/7,416.99 = 3,016.71/x
  3. Step 3: Cross multiply
    5,374.62x = 7,416.99 × 3,016.71
  4. Step 4: Simplify right side
    5,374.62x = 22,374,907.90
  5. Step 5: Solve for x
    x = 22,374,907.90/5,374.62
  6. Step 6: Final answer
    x = 4,163.07

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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.