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Finding the Third Proportional to 58,908 and 129,483

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Solution

The third proportional to 58,908 and 129,483 is: 284,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,908 : 129,483 = 129,483 : x
  2. Step 2: Convert to fraction form
    58,908/129,483 = 129,483/x
  3. Step 3: Cross multiply
    58,908x = 129,483 × 129,483
  4. Step 4: Simplify right side
    58,908x = 16,765,847,289
  5. Step 5: Solve for x
    x = 16,765,847,289/58,908
  6. Step 6: Final answer
    x = 284,610.70

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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.