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Finding the Fourth Proportional to 8,496.40, 12,745.97 and 2,953.03

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Solution

The fourth proportional to 8,496.40, 12,745.97 and 2,953.03 is: 4,430.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.40 : 12,745.97 = 2,953.03 : x
  2. Step 2: Convert to fraction form
    8,496.40/12,745.97 = 2,953.03/x
  3. Step 3: Cross multiply
    8,496.40x = 12,745.97 × 2,953.03
  4. Step 4: Simplify right side
    8,496.40x = 37,639,231.79
  5. Step 5: Solve for x
    x = 37,639,231.79/8,496.40
  6. Step 6: Final answer
    x = 4,430.02

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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.