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Finding the Third Proportional to 11,397 and 25,720.50

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Solution

The third proportional to 11,397 and 25,720.50 is: 58,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397 : 25,720.50 = 25,720.50 : x
  2. Step 2: Convert to fraction form
    11,397/25,720.50 = 25,720.50/x
  3. Step 3: Cross multiply
    11,397x = 25,720.50 × 25,720.50
  4. Step 4: Simplify right side
    11,397x = 661,544,120.25
  5. Step 5: Solve for x
    x = 661,544,120.25/11,397
  6. Step 6: Final answer
    x = 58,045.46

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.