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Finding the Third Proportional to 79,326.75 and 169,723.13

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Solution

The third proportional to 79,326.75 and 169,723.13 is: 363,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,326.75 : 169,723.13 = 169,723.13 : x
  2. Step 2: Convert to fraction form
    79,326.75/169,723.13 = 169,723.13/x
  3. Step 3: Cross multiply
    79,326.75x = 169,723.13 × 169,723.13
  4. Step 4: Simplify right side
    79,326.75x = 28,805,939,159.77
  5. Step 5: Solve for x
    x = 28,805,939,159.77/79,326.75
  6. Step 6: Final answer
    x = 363,130.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.