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Finding the Third Proportional to 148,400 and 304,092

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Solution

The third proportional to 148,400 and 304,092 is: 623,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,400 : 304,092 = 304,092 : x
  2. Step 2: Convert to fraction form
    148,400/304,092 = 304,092/x
  3. Step 3: Cross multiply
    148,400x = 304,092 × 304,092
  4. Step 4: Simplify right side
    148,400x = 92,471,944,464
  5. Step 5: Solve for x
    x = 92,471,944,464/148,400
  6. Step 6: Final answer
    x = 623,126.31

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.