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Finding the Third Proportional to 3,915.84 and 6,080.06

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Solution

The third proportional to 3,915.84 and 6,080.06 is: 9,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.84 : 6,080.06 = 6,080.06 : x
  2. Step 2: Convert to fraction form
    3,915.84/6,080.06 = 6,080.06/x
  3. Step 3: Cross multiply
    3,915.84x = 6,080.06 × 6,080.06
  4. Step 4: Simplify right side
    3,915.84x = 36,967,160.00
  5. Step 5: Solve for x
    x = 36,967,160.00/3,915.84
  6. Step 6: Final answer
    x = 9,440.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.