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Finding the Fourth Proportional to 5,914.19, 8,871.74 and 3,449.26

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Solution

The fourth proportional to 5,914.19, 8,871.74 and 3,449.26 is: 5,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.19 : 8,871.74 = 3,449.26 : x
  2. Step 2: Convert to fraction form
    5,914.19/8,871.74 = 3,449.26/x
  3. Step 3: Cross multiply
    5,914.19x = 8,871.74 × 3,449.26
  4. Step 4: Simplify right side
    5,914.19x = 30,600,876.31
  5. Step 5: Solve for x
    x = 30,600,876.31/5,914.19
  6. Step 6: Final answer
    x = 5,174.14

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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.