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Finding the Third Proportional to 54,501 and 73,242

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Solution

The third proportional to 54,501 and 73,242 is: 98,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,501 : 73,242 = 73,242 : x
  2. Step 2: Convert to fraction form
    54,501/73,242 = 73,242/x
  3. Step 3: Cross multiply
    54,501x = 73,242 × 73,242
  4. Step 4: Simplify right side
    54,501x = 5,364,390,564
  5. Step 5: Solve for x
    x = 5,364,390,564/54,501
  6. Step 6: Final answer
    x = 98,427.38

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.