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Finding the Fourth Proportional to 414,710.44, 621,695.22 and 161,932.12

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Solution

The fourth proportional to 414,710.44, 621,695.22 and 161,932.12 is: 242,753.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,710.44 : 621,695.22 = 161,932.12 : x
  2. Step 2: Convert to fraction form
    414,710.44/621,695.22 = 161,932.12/x
  3. Step 3: Cross multiply
    414,710.44x = 621,695.22 × 161,932.12
  4. Step 4: Simplify right side
    414,710.44x = 100,672,427,129.95
  5. Step 5: Solve for x
    x = 100,672,427,129.95/414,710.44
  6. Step 6: Final answer
    x = 242,753.54

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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.