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Finding the Fourth Proportional to 3,955.47, 5,933.14 and 1,614.96

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Solution

The fourth proportional to 3,955.47, 5,933.14 and 1,614.96 is: 2,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.47 : 5,933.14 = 1,614.96 : x
  2. Step 2: Convert to fraction form
    3,955.47/5,933.14 = 1,614.96/x
  3. Step 3: Cross multiply
    3,955.47x = 5,933.14 × 1,614.96
  4. Step 4: Simplify right side
    3,955.47x = 9,581,783.77
  5. Step 5: Solve for x
    x = 9,581,783.77/3,955.47
  6. Step 6: Final answer
    x = 2,422.41

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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.