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Finding the Third Proportional to 79,058.81 and 173,669.63

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Solution

The third proportional to 79,058.81 and 173,669.63 is: 381,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,058.81 : 173,669.63 = 173,669.63 : x
  2. Step 2: Convert to fraction form
    79,058.81/173,669.63 = 173,669.63/x
  3. Step 3: Cross multiply
    79,058.81x = 173,669.63 × 173,669.63
  4. Step 4: Simplify right side
    79,058.81x = 30,161,138,647.64
  5. Step 5: Solve for x
    x = 30,161,138,647.64/79,058.81
  6. Step 6: Final answer
    x = 381,502.55

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.