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Finding the Third Proportional to 238,391.25 and 360,017.25

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Solution

The third proportional to 238,391.25 and 360,017.25 is: 543,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,391.25 : 360,017.25 = 360,017.25 : x
  2. Step 2: Convert to fraction form
    238,391.25/360,017.25 = 360,017.25/x
  3. Step 3: Cross multiply
    238,391.25x = 360,017.25 × 360,017.25
  4. Step 4: Simplify right side
    238,391.25x = 129,612,420,297.56
  5. Step 5: Solve for x
    x = 129,612,420,297.56/238,391.25
  6. Step 6: Final answer
    x = 543,696.21

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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.