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Finding the Fourth Proportional to 11,600.60, 17,406.30 and 6,060.20

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Solution

The fourth proportional to 11,600.60, 17,406.30 and 6,060.20 is: 9,093.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.60 : 17,406.30 = 6,060.20 : x
  2. Step 2: Convert to fraction form
    11,600.60/17,406.30 = 6,060.20/x
  3. Step 3: Cross multiply
    11,600.60x = 17,406.30 × 6,060.20
  4. Step 4: Simplify right side
    11,600.60x = 105,485,659.26
  5. Step 5: Solve for x
    x = 105,485,659.26/11,600.60
  6. Step 6: Final answer
    x = 9,093.12

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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.