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Finding the Third Proportional to 171,230.25 and 272,701.50

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Solution

The third proportional to 171,230.25 and 272,701.50 is: 434,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,230.25 : 272,701.50 = 272,701.50 : x
  2. Step 2: Convert to fraction form
    171,230.25/272,701.50 = 272,701.50/x
  3. Step 3: Cross multiply
    171,230.25x = 272,701.50 × 272,701.50
  4. Step 4: Simplify right side
    171,230.25x = 74,366,108,102.25
  5. Step 5: Solve for x
    x = 74,366,108,102.25/171,230.25
  6. Step 6: Final answer
    x = 434,304.73

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.