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Finding the Third Proportional to 53,068 and 115,505

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Solution

The third proportional to 53,068 and 115,505 is: 251,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068 : 115,505 = 115,505 : x
  2. Step 2: Convert to fraction form
    53,068/115,505 = 115,505/x
  3. Step 3: Cross multiply
    53,068x = 115,505 × 115,505
  4. Step 4: Simplify right side
    53,068x = 13,341,405,025
  5. Step 5: Solve for x
    x = 13,341,405,025/53,068
  6. Step 6: Final answer
    x = 251,402.07

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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.