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Finding the Fourth Proportional to 8,999.99, 13,499.96 and 2,426.84

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Solution

The fourth proportional to 8,999.99, 13,499.96 and 2,426.84 is: 3,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.99 : 13,499.96 = 2,426.84 : x
  2. Step 2: Convert to fraction form
    8,999.99/13,499.96 = 2,426.84/x
  3. Step 3: Cross multiply
    8,999.99x = 13,499.96 × 2,426.84
  4. Step 4: Simplify right side
    8,999.99x = 32,762,264.54
  5. Step 5: Solve for x
    x = 32,762,264.54/8,999.99
  6. Step 6: Final answer
    x = 3,640.25

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Similar ratio
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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.