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Finding the Third Proportional to 55,616 and 115,117

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Solution

The third proportional to 55,616 and 115,117 is: 238,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616 : 115,117 = 115,117 : x
  2. Step 2: Convert to fraction form
    55,616/115,117 = 115,117/x
  3. Step 3: Cross multiply
    55,616x = 115,117 × 115,117
  4. Step 4: Simplify right side
    55,616x = 13,251,923,689
  5. Step 5: Solve for x
    x = 13,251,923,689/55,616
  6. Step 6: Final answer
    x = 238,275.38

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.