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Finding the Fourth Proportional to 7,393.59, 10,200.87 and 4,249.17

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Solution

The fourth proportional to 7,393.59, 10,200.87 and 4,249.17 is: 5,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.59 : 10,200.87 = 4,249.17 : x
  2. Step 2: Convert to fraction form
    7,393.59/10,200.87 = 4,249.17/x
  3. Step 3: Cross multiply
    7,393.59x = 10,200.87 × 4,249.17
  4. Step 4: Simplify right side
    7,393.59x = 43,345,230.78
  5. Step 5: Solve for x
    x = 43,345,230.78/7,393.59
  6. Step 6: Final answer
    x = 5,862.54

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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.