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Finding the Third Proportional to 53,518 and 117,186

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Solution

The third proportional to 53,518 and 117,186 is: 256,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518 : 117,186 = 117,186 : x
  2. Step 2: Convert to fraction form
    53,518/117,186 = 117,186/x
  3. Step 3: Cross multiply
    53,518x = 117,186 × 117,186
  4. Step 4: Simplify right side
    53,518x = 13,732,558,596
  5. Step 5: Solve for x
    x = 13,732,558,596/53,518
  6. Step 6: Final answer
    x = 256,597.01

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.