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Finding the Third Proportional to 100,866.50 and 151,735

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Solution

The third proportional to 100,866.50 and 151,735 is: 228,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,866.50 : 151,735 = 151,735 : x
  2. Step 2: Convert to fraction form
    100,866.50/151,735 = 151,735/x
  3. Step 3: Cross multiply
    100,866.50x = 151,735 × 151,735
  4. Step 4: Simplify right side
    100,866.50x = 23,023,510,225
  5. Step 5: Solve for x
    x = 23,023,510,225/100,866.50
  6. Step 6: Final answer
    x = 228,257.25

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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.