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Finding the Third Proportional to 187,369.50 and 276,093

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Solution

The third proportional to 187,369.50 and 276,093 is: 406,828.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,369.50 : 276,093 = 276,093 : x
  2. Step 2: Convert to fraction form
    187,369.50/276,093 = 276,093/x
  3. Step 3: Cross multiply
    187,369.50x = 276,093 × 276,093
  4. Step 4: Simplify right side
    187,369.50x = 76,227,344,649
  5. Step 5: Solve for x
    x = 76,227,344,649/187,369.50
  6. Step 6: Final answer
    x = 406,828.99

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.