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Finding the Third Proportional to 58,734 and 129,131

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Solution

The third proportional to 58,734 and 129,131 is: 283,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,734 : 129,131 = 129,131 : x
  2. Step 2: Convert to fraction form
    58,734/129,131 = 129,131/x
  3. Step 3: Cross multiply
    58,734x = 129,131 × 129,131
  4. Step 4: Simplify right side
    58,734x = 16,674,815,161
  5. Step 5: Solve for x
    x = 16,674,815,161/58,734
  6. Step 6: Final answer
    x = 283,903.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.