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Finding the Third Proportional to 184,042 and 397,080

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Solution

The third proportional to 184,042 and 397,080 is: 856,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,042 : 397,080 = 397,080 : x
  2. Step 2: Convert to fraction form
    184,042/397,080 = 397,080/x
  3. Step 3: Cross multiply
    184,042x = 397,080 × 397,080
  4. Step 4: Simplify right side
    184,042x = 157,672,526,400
  5. Step 5: Solve for x
    x = 157,672,526,400/184,042
  6. Step 6: Final answer
    x = 856,720.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.