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Finding the Third Proportional to 27,420 and 59,798

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Solution

The third proportional to 27,420 and 59,798 is: 130,408.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420 : 59,798 = 59,798 : x
  2. Step 2: Convert to fraction form
    27,420/59,798 = 59,798/x
  3. Step 3: Cross multiply
    27,420x = 59,798 × 59,798
  4. Step 4: Simplify right side
    27,420x = 3,575,800,804
  5. Step 5: Solve for x
    x = 3,575,800,804/27,420
  6. Step 6: Final answer
    x = 130,408.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.