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Finding the Fourth Proportional to 6,249.87, 8,624.94 and 3,417.42

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Solution

The fourth proportional to 6,249.87, 8,624.94 and 3,417.42 is: 4,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.87 : 8,624.94 = 3,417.42 : x
  2. Step 2: Convert to fraction form
    6,249.87/8,624.94 = 3,417.42/x
  3. Step 3: Cross multiply
    6,249.87x = 8,624.94 × 3,417.42
  4. Step 4: Simplify right side
    6,249.87x = 29,475,055.27
  5. Step 5: Solve for x
    x = 29,475,055.27/6,249.87
  6. Step 6: Final answer
    x = 4,716.11

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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.