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Finding the Third Proportional to 18,999.56 and 29,076.47

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Solution

The third proportional to 18,999.56 and 29,076.47 is: 44,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,999.56 : 29,076.47 = 29,076.47 : x
  2. Step 2: Convert to fraction form
    18,999.56/29,076.47 = 29,076.47/x
  3. Step 3: Cross multiply
    18,999.56x = 29,076.47 × 29,076.47
  4. Step 4: Simplify right side
    18,999.56x = 845,441,034.97
  5. Step 5: Solve for x
    x = 845,441,034.97/18,999.56
  6. Step 6: Final answer
    x = 44,497.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.