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Finding the Fourth Proportional to 267,274.56, 368,699.08 and 165,267.41

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Solution

The fourth proportional to 267,274.56, 368,699.08 and 165,267.41 is: 227,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,274.56 : 368,699.08 = 165,267.41 : x
  2. Step 2: Convert to fraction form
    267,274.56/368,699.08 = 165,267.41/x
  3. Step 3: Cross multiply
    267,274.56x = 368,699.08 × 165,267.41
  4. Step 4: Simplify right side
    267,274.56x = 60,933,941,607.81
  5. Step 5: Solve for x
    x = 60,933,941,607.81/267,274.56
  6. Step 6: Final answer
    x = 227,982.57

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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.