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Finding the Third Proportional to 27,308 and 58,972

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Solution

The third proportional to 27,308 and 58,972 is: 127,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308 : 58,972 = 58,972 : x
  2. Step 2: Convert to fraction form
    27,308/58,972 = 58,972/x
  3. Step 3: Cross multiply
    27,308x = 58,972 × 58,972
  4. Step 4: Simplify right side
    27,308x = 3,477,696,784
  5. Step 5: Solve for x
    x = 3,477,696,784/27,308
  6. Step 6: Final answer
    x = 127,350.84

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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.