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Finding the Third Proportional to 103,220.50 and 226,740

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Solution

The third proportional to 103,220.50 and 226,740 is: 498,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,220.50 : 226,740 = 226,740 : x
  2. Step 2: Convert to fraction form
    103,220.50/226,740 = 226,740/x
  3. Step 3: Cross multiply
    103,220.50x = 226,740 × 226,740
  4. Step 4: Simplify right side
    103,220.50x = 51,411,027,600
  5. Step 5: Solve for x
    x = 51,411,027,600/103,220.50
  6. Step 6: Final answer
    x = 498,069.93

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.