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Finding the Third Proportional to 37,457.50 and 80,473.50

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Solution

The third proportional to 37,457.50 and 80,473.50 is: 172,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,457.50 : 80,473.50 = 80,473.50 : x
  2. Step 2: Convert to fraction form
    37,457.50/80,473.50 = 80,473.50/x
  3. Step 3: Cross multiply
    37,457.50x = 80,473.50 × 80,473.50
  4. Step 4: Simplify right side
    37,457.50x = 6,475,984,202.25
  5. Step 5: Solve for x
    x = 6,475,984,202.25/37,457.50
  6. Step 6: Final answer
    x = 172,888.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.