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Finding the Third Proportional to 941.06 and 1,979.16

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Solution

The third proportional to 941.06 and 1,979.16 is: 4,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.06 : 1,979.16 = 1,979.16 : x
  2. Step 2: Convert to fraction form
    941.06/1,979.16 = 1,979.16/x
  3. Step 3: Cross multiply
    941.06x = 1,979.16 × 1,979.16
  4. Step 4: Simplify right side
    941.06x = 3,917,059.46
  5. Step 5: Solve for x
    x = 3,917,059.46/941.06
  6. Step 6: Final answer
    x = 4,162.38

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.