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Finding the Third Proportional to 2,770.63 and 4,156

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Solution

The third proportional to 2,770.63 and 4,156 is: 6,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.63 : 4,156 = 4,156 : x
  2. Step 2: Convert to fraction form
    2,770.63/4,156 = 4,156/x
  3. Step 3: Cross multiply
    2,770.63x = 4,156 × 4,156
  4. Step 4: Simplify right side
    2,770.63x = 17,272,336
  5. Step 5: Solve for x
    x = 17,272,336/2,770.63
  6. Step 6: Final answer
    x = 6,234.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.