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Finding the Fourth Proportional to 8,453.19, 12,680.59 and 2,297.19

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Solution

The fourth proportional to 8,453.19, 12,680.59 and 2,297.19 is: 3,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.19 : 12,680.59 = 2,297.19 : x
  2. Step 2: Convert to fraction form
    8,453.19/12,680.59 = 2,297.19/x
  3. Step 3: Cross multiply
    8,453.19x = 12,680.59 × 2,297.19
  4. Step 4: Simplify right side
    8,453.19x = 29,129,724.54
  5. Step 5: Solve for x
    x = 29,129,724.54/8,453.19
  6. Step 6: Final answer
    x = 3,446.00

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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.