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Finding the Third Proportional to 58,174 and 124,120

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Solution

The third proportional to 58,174 and 124,120 is: 264,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,174 : 124,120 = 124,120 : x
  2. Step 2: Convert to fraction form
    58,174/124,120 = 124,120/x
  3. Step 3: Cross multiply
    58,174x = 124,120 × 124,120
  4. Step 4: Simplify right side
    58,174x = 15,405,774,400
  5. Step 5: Solve for x
    x = 15,405,774,400/58,174
  6. Step 6: Final answer
    x = 264,822.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.