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Finding the Fourth Proportional to 333,753.26, 500,660.65 and 109,114.88

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Solution

The fourth proportional to 333,753.26, 500,660.65 and 109,114.88 is: 163,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,753.26 : 500,660.65 = 109,114.88 : x
  2. Step 2: Convert to fraction form
    333,753.26/500,660.65 = 109,114.88/x
  3. Step 3: Cross multiply
    333,753.26x = 500,660.65 × 109,114.88
  4. Step 4: Simplify right side
    333,753.26x = 54,629,526,745.47
  5. Step 5: Solve for x
    x = 54,629,526,745.47/333,753.26
  6. Step 6: Final answer
    x = 163,682.38

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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.