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Finding the Third Proportional to 959.19 and 2,176.56

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Solution

The third proportional to 959.19 and 2,176.56 is: 4,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.19 : 2,176.56 = 2,176.56 : x
  2. Step 2: Convert to fraction form
    959.19/2,176.56 = 2,176.56/x
  3. Step 3: Cross multiply
    959.19x = 2,176.56 × 2,176.56
  4. Step 4: Simplify right side
    959.19x = 4,737,407.31
  5. Step 5: Solve for x
    x = 4,737,407.31/959.19
  6. Step 6: Final answer
    x = 4,938.99

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.