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Finding the Fourth Proportional to 227,460.88, 341,191.32 and 221,240.08

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Solution

The fourth proportional to 227,460.88, 341,191.32 and 221,240.08 is: 331,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,460.88 : 341,191.32 = 221,240.08 : x
  2. Step 2: Convert to fraction form
    227,460.88/341,191.32 = 221,240.08/x
  3. Step 3: Cross multiply
    227,460.88x = 341,191.32 × 221,240.08
  4. Step 4: Simplify right side
    227,460.88x = 75,485,194,932.11
  5. Step 5: Solve for x
    x = 75,485,194,932.11/227,460.88
  6. Step 6: Final answer
    x = 331,860.12

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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.