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Finding the Fourth Proportional to 3,932.37, 5,426.05 and 2,253.45

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Solution

The fourth proportional to 3,932.37, 5,426.05 and 2,253.45 is: 3,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.37 : 5,426.05 = 2,253.45 : x
  2. Step 2: Convert to fraction form
    3,932.37/5,426.05 = 2,253.45/x
  3. Step 3: Cross multiply
    3,932.37x = 5,426.05 × 2,253.45
  4. Step 4: Simplify right side
    3,932.37x = 12,227,332.37
  5. Step 5: Solve for x
    x = 12,227,332.37/3,932.37
  6. Step 6: Final answer
    x = 3,109.41

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