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Finding the Third Proportional to 212,912.50 and 463,625

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Solution

The third proportional to 212,912.50 and 463,625 is: 1,009,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,912.50 : 463,625 = 463,625 : x
  2. Step 2: Convert to fraction form
    212,912.50/463,625 = 463,625/x
  3. Step 3: Cross multiply
    212,912.50x = 463,625 × 463,625
  4. Step 4: Simplify right side
    212,912.50x = 214,948,140,625
  5. Step 5: Solve for x
    x = 214,948,140,625/212,912.50
  6. Step 6: Final answer
    x = 1,009,560.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.