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Finding the Third Proportional to 61,312.50 and 131,370.75

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Solution

The third proportional to 61,312.50 and 131,370.75 is: 281,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,312.50 : 131,370.75 = 131,370.75 : x
  2. Step 2: Convert to fraction form
    61,312.50/131,370.75 = 131,370.75/x
  3. Step 3: Cross multiply
    61,312.50x = 131,370.75 × 131,370.75
  4. Step 4: Simplify right side
    61,312.50x = 17,258,273,955.56
  5. Step 5: Solve for x
    x = 17,258,273,955.56/61,312.50
  6. Step 6: Final answer
    x = 281,480.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.