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Finding the Fourth Proportional to 266,921.95, 368,446.03 and 165,025.57

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Solution

The fourth proportional to 266,921.95, 368,446.03 and 165,025.57 is: 227,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,921.95 : 368,446.03 = 165,025.57 : x
  2. Step 2: Convert to fraction form
    266,921.95/368,446.03 = 165,025.57/x
  3. Step 3: Cross multiply
    266,921.95x = 368,446.03 × 165,025.57
  4. Step 4: Simplify right side
    266,921.95x = 60,803,016,114.99
  5. Step 5: Solve for x
    x = 60,803,016,114.99/266,921.95
  6. Step 6: Final answer
    x = 227,793.24

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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.