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Finding the Third Proportional to 18,256.88 and 23,254.13

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Solution

The third proportional to 18,256.88 and 23,254.13 is: 29,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.88 : 23,254.13 = 23,254.13 : x
  2. Step 2: Convert to fraction form
    18,256.88/23,254.13 = 23,254.13/x
  3. Step 3: Cross multiply
    18,256.88x = 23,254.13 × 23,254.13
  4. Step 4: Simplify right side
    18,256.88x = 540,754,329.52
  5. Step 5: Solve for x
    x = 540,754,329.52/18,256.88
  6. Step 6: Final answer
    x = 29,619.22

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.