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Finding the Third Proportional to 27,489.38 and 59,489.44

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Solution

The third proportional to 27,489.38 and 59,489.44 is: 128,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.38 : 59,489.44 = 59,489.44 : x
  2. Step 2: Convert to fraction form
    27,489.38/59,489.44 = 59,489.44/x
  3. Step 3: Cross multiply
    27,489.38x = 59,489.44 × 59,489.44
  4. Step 4: Simplify right side
    27,489.38x = 3,538,993,174.07
  5. Step 5: Solve for x
    x = 3,538,993,174.07/27,489.38
  6. Step 6: Final answer
    x = 128,740.40

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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.