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Finding the Third Proportional to 79,238.63 and 176,194.13

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Solution

The third proportional to 79,238.63 and 176,194.13 is: 391,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,238.63 : 176,194.13 = 176,194.13 : x
  2. Step 2: Convert to fraction form
    79,238.63/176,194.13 = 176,194.13/x
  3. Step 3: Cross multiply
    79,238.63x = 176,194.13 × 176,194.13
  4. Step 4: Simplify right side
    79,238.63x = 31,044,369,684.52
  5. Step 5: Solve for x
    x = 31,044,369,684.52/79,238.63
  6. Step 6: Final answer
    x = 391,783.30

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.