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Finding the Third Proportional to 183,211.88 and 397,750.50

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Solution

The third proportional to 183,211.88 and 397,750.50 is: 863,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,211.88 : 397,750.50 = 397,750.50 : x
  2. Step 2: Convert to fraction form
    183,211.88/397,750.50 = 397,750.50/x
  3. Step 3: Cross multiply
    183,211.88x = 397,750.50 × 397,750.50
  4. Step 4: Simplify right side
    183,211.88x = 158,205,460,250.25
  5. Step 5: Solve for x
    x = 158,205,460,250.25/183,211.88
  6. Step 6: Final answer
    x = 863,510.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.