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Finding the Third Proportional to 973.10 and 2,086.75

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Solution

The third proportional to 973.10 and 2,086.75 is: 4,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.10 : 2,086.75 = 2,086.75 : x
  2. Step 2: Convert to fraction form
    973.10/2,086.75 = 2,086.75/x
  3. Step 3: Cross multiply
    973.10x = 2,086.75 × 2,086.75
  4. Step 4: Simplify right side
    973.10x = 4,354,540.59
  5. Step 5: Solve for x
    x = 4,354,540.59/973.10
  6. Step 6: Final answer
    x = 4,474.93

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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.