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Finding the Third Proportional to 148,799.25 and 212,699.25

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Solution

The third proportional to 148,799.25 and 212,699.25 is: 304,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,799.25 : 212,699.25 = 212,699.25 : x
  2. Step 2: Convert to fraction form
    148,799.25/212,699.25 = 212,699.25/x
  3. Step 3: Cross multiply
    148,799.25x = 212,699.25 × 212,699.25
  4. Step 4: Simplify right side
    148,799.25x = 45,240,970,950.56
  5. Step 5: Solve for x
    x = 45,240,970,950.56/148,799.25
  6. Step 6: Final answer
    x = 304,040.32

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.