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Finding the Third Proportional to 61,039.50 and 131,283

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Solution

The third proportional to 61,039.50 and 131,283 is: 282,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,039.50 : 131,283 = 131,283 : x
  2. Step 2: Convert to fraction form
    61,039.50/131,283 = 131,283/x
  3. Step 3: Cross multiply
    61,039.50x = 131,283 × 131,283
  4. Step 4: Simplify right side
    61,039.50x = 17,235,226,089
  5. Step 5: Solve for x
    x = 17,235,226,089/61,039.50
  6. Step 6: Final answer
    x = 282,361.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.