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Finding the Third Proportional to 53,619 and 114,361

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Solution

The third proportional to 53,619 and 114,361 is: 243,914.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,619 : 114,361 = 114,361 : x
  2. Step 2: Convert to fraction form
    53,619/114,361 = 114,361/x
  3. Step 3: Cross multiply
    53,619x = 114,361 × 114,361
  4. Step 4: Simplify right side
    53,619x = 13,078,438,321
  5. Step 5: Solve for x
    x = 13,078,438,321/53,619
  6. Step 6: Final answer
    x = 243,914.25

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.