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Finding the Fourth Proportional to 366,822.30, 550,233.45 and 226,659.90

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Solution

The fourth proportional to 366,822.30, 550,233.45 and 226,659.90 is: 339,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,822.30 : 550,233.45 = 226,659.90 : x
  2. Step 2: Convert to fraction form
    366,822.30/550,233.45 = 226,659.90/x
  3. Step 3: Cross multiply
    366,822.30x = 550,233.45 × 226,659.90
  4. Step 4: Simplify right side
    366,822.30x = 124,715,858,753.66
  5. Step 5: Solve for x
    x = 124,715,858,753.66/366,822.30
  6. Step 6: Final answer
    x = 339,989.85

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1.5x scale

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.