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Finding the Fourth Proportional to 11,649.50, 17,468.97 and 3,327.50

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Solution

The fourth proportional to 11,649.50, 17,468.97 and 3,327.50 is: 4,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.50 : 17,468.97 = 3,327.50 : x
  2. Step 2: Convert to fraction form
    11,649.50/17,468.97 = 3,327.50/x
  3. Step 3: Cross multiply
    11,649.50x = 17,468.97 × 3,327.50
  4. Step 4: Simplify right side
    11,649.50x = 58,127,997.68
  5. Step 5: Solve for x
    x = 58,127,997.68/11,649.50
  6. Step 6: Final answer
    x = 4,989.74

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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.