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Finding the Fourth Proportional to 5,757.81, 8,636.72 and 2,297.49

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Solution

The fourth proportional to 5,757.81, 8,636.72 and 2,297.49 is: 3,446.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.81 : 8,636.72 = 2,297.49 : x
  2. Step 2: Convert to fraction form
    5,757.81/8,636.72 = 2,297.49/x
  3. Step 3: Cross multiply
    5,757.81x = 8,636.72 × 2,297.49
  4. Step 4: Simplify right side
    5,757.81x = 19,842,777.83
  5. Step 5: Solve for x
    x = 19,842,777.83/5,757.81
  6. Step 6: Final answer
    x = 3,446.24

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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.