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Finding the Fourth Proportional to 5,250.06, 7,245.06 and 2,892.20

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Solution

The fourth proportional to 5,250.06, 7,245.06 and 2,892.20 is: 3,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.06 : 7,245.06 = 2,892.20 : x
  2. Step 2: Convert to fraction form
    5,250.06/7,245.06 = 2,892.20/x
  3. Step 3: Cross multiply
    5,250.06x = 7,245.06 × 2,892.20
  4. Step 4: Simplify right side
    5,250.06x = 20,954,162.53
  5. Step 5: Solve for x
    x = 20,954,162.53/5,250.06
  6. Step 6: Final answer
    x = 3,991.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.