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Finding the Fourth Proportional to 8,296.85, 12,445.27 and 2,453.00

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Solution

The fourth proportional to 8,296.85, 12,445.27 and 2,453.00 is: 3,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.85 : 12,445.27 = 2,453.00 : x
  2. Step 2: Convert to fraction form
    8,296.85/12,445.27 = 2,453.00/x
  3. Step 3: Cross multiply
    8,296.85x = 12,445.27 × 2,453.00
  4. Step 4: Simplify right side
    8,296.85x = 30,528,272.29
  5. Step 5: Solve for x
    x = 30,528,272.29/8,296.85
  6. Step 6: Final answer
    x = 3,679.50

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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.