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Finding the Third Proportional to 146,580 and 220,234.50

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Solution

The third proportional to 146,580 and 220,234.50 is: 330,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,580 : 220,234.50 = 220,234.50 : x
  2. Step 2: Convert to fraction form
    146,580/220,234.50 = 220,234.50/x
  3. Step 3: Cross multiply
    146,580x = 220,234.50 × 220,234.50
  4. Step 4: Simplify right side
    146,580x = 48,503,234,990.25
  5. Step 5: Solve for x
    x = 48,503,234,990.25/146,580
  6. Step 6: Final answer
    x = 330,899.41

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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.