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Finding the Third Proportional to 58,920 and 127,179

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Solution

The third proportional to 58,920 and 127,179 is: 274,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,920 : 127,179 = 127,179 : x
  2. Step 2: Convert to fraction form
    58,920/127,179 = 127,179/x
  3. Step 3: Cross multiply
    58,920x = 127,179 × 127,179
  4. Step 4: Simplify right side
    58,920x = 16,174,498,041
  5. Step 5: Solve for x
    x = 16,174,498,041/58,920
  6. Step 6: Final answer
    x = 274,516.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.