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Finding the Third Proportional to 52,636.50 and 76,190

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Solution

The third proportional to 52,636.50 and 76,190 is: 110,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,636.50 : 76,190 = 76,190 : x
  2. Step 2: Convert to fraction form
    52,636.50/76,190 = 76,190/x
  3. Step 3: Cross multiply
    52,636.50x = 76,190 × 76,190
  4. Step 4: Simplify right side
    52,636.50x = 5,804,916,100
  5. Step 5: Solve for x
    x = 5,804,916,100/52,636.50
  6. Step 6: Final answer
    x = 110,283.09

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.