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Finding the Fourth Proportional to 6,371.96, 9,560.16 and 2,479.10

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Solution

The fourth proportional to 6,371.96, 9,560.16 and 2,479.10 is: 3,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.96 : 9,560.16 = 2,479.10 : x
  2. Step 2: Convert to fraction form
    6,371.96/9,560.16 = 2,479.10/x
  3. Step 3: Cross multiply
    6,371.96x = 9,560.16 × 2,479.10
  4. Step 4: Simplify right side
    6,371.96x = 23,700,544.86
  5. Step 5: Solve for x
    x = 23,700,544.86/6,371.96
  6. Step 6: Final answer
    x = 3,719.51

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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.