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Finding the Third Proportional to 169,615.13 and 262,393.88

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Solution

The third proportional to 169,615.13 and 262,393.88 is: 405,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,615.13 : 262,393.88 = 262,393.88 : x
  2. Step 2: Convert to fraction form
    169,615.13/262,393.88 = 262,393.88/x
  3. Step 3: Cross multiply
    169,615.13x = 262,393.88 × 262,393.88
  4. Step 4: Simplify right side
    169,615.13x = 68,850,545,637.52
  5. Step 5: Solve for x
    x = 68,850,545,637.52/169,615.13
  6. Step 6: Final answer
    x = 405,922.21

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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.