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Finding the Third Proportional to 124,391.25 and 187,211.25

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Solution

The third proportional to 124,391.25 and 187,211.25 is: 281,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,391.25 : 187,211.25 = 187,211.25 : x
  2. Step 2: Convert to fraction form
    124,391.25/187,211.25 = 187,211.25/x
  3. Step 3: Cross multiply
    124,391.25x = 187,211.25 × 187,211.25
  4. Step 4: Simplify right side
    124,391.25x = 35,048,052,126.56
  5. Step 5: Solve for x
    x = 35,048,052,126.56/124,391.25
  6. Step 6: Final answer
    x = 281,756.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.