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Finding the Third Proportional to 190,217.50 and 449,843.50

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Solution

The third proportional to 190,217.50 and 449,843.50 is: 1,063,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,217.50 : 449,843.50 = 449,843.50 : x
  2. Step 2: Convert to fraction form
    190,217.50/449,843.50 = 449,843.50/x
  3. Step 3: Cross multiply
    190,217.50x = 449,843.50 × 449,843.50
  4. Step 4: Simplify right side
    190,217.50x = 202,359,174,492.25
  5. Step 5: Solve for x
    x = 202,359,174,492.25/190,217.50
  6. Step 6: Final answer
    x = 1,063,830.48

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.