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Finding the Third Proportional to 18,543.94 and 29,469.45

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Solution

The third proportional to 18,543.94 and 29,469.45 is: 46,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.94 : 29,469.45 = 29,469.45 : x
  2. Step 2: Convert to fraction form
    18,543.94/29,469.45 = 29,469.45/x
  3. Step 3: Cross multiply
    18,543.94x = 29,469.45 × 29,469.45
  4. Step 4: Simplify right side
    18,543.94x = 868,448,207.03
  5. Step 5: Solve for x
    x = 868,448,207.03/18,543.94
  6. Step 6: Final answer
    x = 46,831.92

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.