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Finding the Third Proportional to 103,662 and 156,224

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Solution

The third proportional to 103,662 and 156,224 is: 235,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662 : 156,224 = 156,224 : x
  2. Step 2: Convert to fraction form
    103,662/156,224 = 156,224/x
  3. Step 3: Cross multiply
    103,662x = 156,224 × 156,224
  4. Step 4: Simplify right side
    103,662x = 24,405,938,176
  5. Step 5: Solve for x
    x = 24,405,938,176/103,662
  6. Step 6: Final answer
    x = 235,437.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.