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Finding the Fourth Proportional to 5,457.57, 8,174.04 and 3,606.13

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Solution

The fourth proportional to 5,457.57, 8,174.04 and 3,606.13 is: 5,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.57 : 8,174.04 = 3,606.13 : x
  2. Step 2: Convert to fraction form
    5,457.57/8,174.04 = 3,606.13/x
  3. Step 3: Cross multiply
    5,457.57x = 8,174.04 × 3,606.13
  4. Step 4: Simplify right side
    5,457.57x = 29,476,650.87
  5. Step 5: Solve for x
    x = 29,476,650.87/5,457.57
  6. Step 6: Final answer
    x = 5,401.06

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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.