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Finding the Third Proportional to 173,676 and 352,178

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Solution

The third proportional to 173,676 and 352,178 is: 714,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,676 : 352,178 = 352,178 : x
  2. Step 2: Convert to fraction form
    173,676/352,178 = 352,178/x
  3. Step 3: Cross multiply
    173,676x = 352,178 × 352,178
  4. Step 4: Simplify right side
    173,676x = 124,029,343,684
  5. Step 5: Solve for x
    x = 124,029,343,684/173,676
  6. Step 6: Final answer
    x = 714,142.10

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.