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Finding the Third Proportional to 171,724 and 373,955

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Solution

The third proportional to 171,724 and 373,955 is: 814,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,724 : 373,955 = 373,955 : x
  2. Step 2: Convert to fraction form
    171,724/373,955 = 373,955/x
  3. Step 3: Cross multiply
    171,724x = 373,955 × 373,955
  4. Step 4: Simplify right side
    171,724x = 139,842,342,025
  5. Step 5: Solve for x
    x = 139,842,342,025/171,724
  6. Step 6: Final answer
    x = 814,343.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.