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Finding the Third Proportional to 149,611.50 and 327,838.50

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Solution

The third proportional to 149,611.50 and 327,838.50 is: 718,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,611.50 : 327,838.50 = 327,838.50 : x
  2. Step 2: Convert to fraction form
    149,611.50/327,838.50 = 327,838.50/x
  3. Step 3: Cross multiply
    149,611.50x = 327,838.50 × 327,838.50
  4. Step 4: Simplify right side
    149,611.50x = 107,478,082,082.25
  5. Step 5: Solve for x
    x = 107,478,082,082.25/149,611.50
  6. Step 6: Final answer
    x = 718,381.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.