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Finding the Fourth Proportional to 5,252.29, 7,879.14 and 1,741.07

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Solution

The fourth proportional to 5,252.29, 7,879.14 and 1,741.07 is: 2,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.29 : 7,879.14 = 1,741.07 : x
  2. Step 2: Convert to fraction form
    5,252.29/7,879.14 = 1,741.07/x
  3. Step 3: Cross multiply
    5,252.29x = 7,879.14 × 1,741.07
  4. Step 4: Simplify right side
    5,252.29x = 13,718,153.98
  5. Step 5: Solve for x
    x = 13,718,153.98/5,252.29
  6. Step 6: Final answer
    x = 2,611.84

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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.