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Finding the Third Proportional to 80,417.25 and 118,285.88

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Solution

The third proportional to 80,417.25 and 118,285.88 is: 173,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,417.25 : 118,285.88 = 118,285.88 : x
  2. Step 2: Convert to fraction form
    80,417.25/118,285.88 = 118,285.88/x
  3. Step 3: Cross multiply
    80,417.25x = 118,285.88 × 118,285.88
  4. Step 4: Simplify right side
    80,417.25x = 13,991,548,224.52
  5. Step 5: Solve for x
    x = 13,991,548,224.52/80,417.25
  6. Step 6: Final answer
    x = 173,986.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.