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Finding the Fourth Proportional to 8,465.96, 12,697.02 and 2,993.96

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Solution

The fourth proportional to 8,465.96, 12,697.02 and 2,993.96 is: 4,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.96 : 12,697.02 = 2,993.96 : x
  2. Step 2: Convert to fraction form
    8,465.96/12,697.02 = 2,993.96/x
  3. Step 3: Cross multiply
    8,465.96x = 12,697.02 × 2,993.96
  4. Step 4: Simplify right side
    8,465.96x = 38,014,370.00
  5. Step 5: Solve for x
    x = 38,014,370.00/8,465.96
  6. Step 6: Final answer
    x = 4,490.26

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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.