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Finding the Third Proportional to 323,651.25 and 495,331.88

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Solution

The third proportional to 323,651.25 and 495,331.88 is: 758,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,651.25 : 495,331.88 = 495,331.88 : x
  2. Step 2: Convert to fraction form
    323,651.25/495,331.88 = 495,331.88/x
  3. Step 3: Cross multiply
    323,651.25x = 495,331.88 × 495,331.88
  4. Step 4: Simplify right side
    323,651.25x = 245,353,666,391.02
  5. Step 5: Solve for x
    x = 245,353,666,391.02/323,651.25
  6. Step 6: Final answer
    x = 758,080.39

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.