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Finding the Fourth Proportional to 331,044.64, 496,813.32 and 162,655.36

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Solution

The fourth proportional to 331,044.64, 496,813.32 and 162,655.36 is: 244,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,044.64 : 496,813.32 = 162,655.36 : x
  2. Step 2: Convert to fraction form
    331,044.64/496,813.32 = 162,655.36/x
  3. Step 3: Cross multiply
    331,044.64x = 496,813.32 × 162,655.36
  4. Step 4: Simplify right side
    331,044.64x = 80,809,349,417.40
  5. Step 5: Solve for x
    x = 80,809,349,417.40/331,044.64
  6. Step 6: Final answer
    x = 244,104.09

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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.