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Finding the Fourth Proportional to 6,149.53, 8,485.57 and 3,496.99

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Solution

The fourth proportional to 6,149.53, 8,485.57 and 3,496.99 is: 4,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.53 : 8,485.57 = 3,496.99 : x
  2. Step 2: Convert to fraction form
    6,149.53/8,485.57 = 3,496.99/x
  3. Step 3: Cross multiply
    6,149.53x = 8,485.57 × 3,496.99
  4. Step 4: Simplify right side
    6,149.53x = 29,673,948.74
  5. Step 5: Solve for x
    x = 29,673,948.74/6,149.53
  6. Step 6: Final answer
    x = 4,825.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.