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Finding the Third Proportional to 134,712 and 208,452

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Solution

The third proportional to 134,712 and 208,452 is: 322,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,712 : 208,452 = 208,452 : x
  2. Step 2: Convert to fraction form
    134,712/208,452 = 208,452/x
  3. Step 3: Cross multiply
    134,712x = 208,452 × 208,452
  4. Step 4: Simplify right side
    134,712x = 43,452,236,304
  5. Step 5: Solve for x
    x = 43,452,236,304/134,712
  6. Step 6: Final answer
    x = 322,556.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.