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Finding the Third Proportional to 928.13 and 2,007.38

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Solution

The third proportional to 928.13 and 2,007.38 is: 4,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    928.13 : 2,007.38 = 2,007.38 : x
  2. Step 2: Convert to fraction form
    928.13/2,007.38 = 2,007.38/x
  3. Step 3: Cross multiply
    928.13x = 2,007.38 × 2,007.38
  4. Step 4: Simplify right side
    928.13x = 4,029,554.39
  5. Step 5: Solve for x
    x = 4,029,554.39/928.13
  6. Step 6: Final answer
    x = 4,341.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.