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Finding the Third Proportional to 193,603.50 and 416,872.50

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Solution

The third proportional to 193,603.50 and 416,872.50 is: 897,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,603.50 : 416,872.50 = 416,872.50 : x
  2. Step 2: Convert to fraction form
    193,603.50/416,872.50 = 416,872.50/x
  3. Step 3: Cross multiply
    193,603.50x = 416,872.50 × 416,872.50
  4. Step 4: Simplify right side
    193,603.50x = 173,782,681,256.25
  5. Step 5: Solve for x
    x = 173,782,681,256.25/193,603.50
  6. Step 6: Final answer
    x = 897,621.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.