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Finding the Third Proportional to 55,651.50 and 131,239.13

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Solution

The third proportional to 55,651.50 and 131,239.13 is: 309,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651.50 : 131,239.13 = 131,239.13 : x
  2. Step 2: Convert to fraction form
    55,651.50/131,239.13 = 131,239.13/x
  3. Step 3: Cross multiply
    55,651.50x = 131,239.13 × 131,239.13
  4. Step 4: Simplify right side
    55,651.50x = 17,223,707,930.77
  5. Step 5: Solve for x
    x = 17,223,707,930.77/55,651.50
  6. Step 6: Final answer
    x = 309,492.25

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.