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Finding the Third Proportional to 28,501 and 44,239

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Solution

The third proportional to 28,501 and 44,239 is: 68,667.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,501 : 44,239 = 44,239 : x
  2. Step 2: Convert to fraction form
    28,501/44,239 = 44,239/x
  3. Step 3: Cross multiply
    28,501x = 44,239 × 44,239
  4. Step 4: Simplify right side
    28,501x = 1,957,089,121
  5. Step 5: Solve for x
    x = 1,957,089,121/28,501
  6. Step 6: Final answer
    x = 68,667.38

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.