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Finding the Fourth Proportional to 6,236.87, 8,607.13 and 3,404.43

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Solution

The fourth proportional to 6,236.87, 8,607.13 and 3,404.43 is: 4,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.87 : 8,607.13 = 3,404.43 : x
  2. Step 2: Convert to fraction form
    6,236.87/8,607.13 = 3,404.43/x
  3. Step 3: Cross multiply
    6,236.87x = 8,607.13 × 3,404.43
  4. Step 4: Simplify right side
    6,236.87x = 29,302,363.07
  5. Step 5: Solve for x
    x = 29,302,363.07/6,236.87
  6. Step 6: Final answer
    x = 4,698.25

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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.