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Finding the Third Proportional to 55,416 and 117,754

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Solution

The third proportional to 55,416 and 117,754 is: 250,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,416 : 117,754 = 117,754 : x
  2. Step 2: Convert to fraction form
    55,416/117,754 = 117,754/x
  3. Step 3: Cross multiply
    55,416x = 117,754 × 117,754
  4. Step 4: Simplify right side
    55,416x = 13,866,004,516
  5. Step 5: Solve for x
    x = 13,866,004,516/55,416
  6. Step 6: Final answer
    x = 250,216.63

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.