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Finding the Third Proportional to 154,871 and 229,425

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Solution

The third proportional to 154,871 and 229,425 is: 339,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,871 : 229,425 = 229,425 : x
  2. Step 2: Convert to fraction form
    154,871/229,425 = 229,425/x
  3. Step 3: Cross multiply
    154,871x = 229,425 × 229,425
  4. Step 4: Simplify right side
    154,871x = 52,635,830,625
  5. Step 5: Solve for x
    x = 52,635,830,625/154,871
  6. Step 6: Final answer
    x = 339,868.86

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.