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Finding the Third Proportional to 27,056 and 58,720

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Solution

The third proportional to 27,056 and 58,720 is: 127,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,056 : 58,720 = 58,720 : x
  2. Step 2: Convert to fraction form
    27,056/58,720 = 58,720/x
  3. Step 3: Cross multiply
    27,056x = 58,720 × 58,720
  4. Step 4: Simplify right side
    27,056x = 3,448,038,400
  5. Step 5: Solve for x
    x = 3,448,038,400/27,056
  6. Step 6: Final answer
    x = 127,440.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.