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Finding the Third Proportional to 3,049.25 and 6,830.50

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Solution

The third proportional to 3,049.25 and 6,830.50 is: 15,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.25 : 6,830.50 = 6,830.50 : x
  2. Step 2: Convert to fraction form
    3,049.25/6,830.50 = 6,830.50/x
  3. Step 3: Cross multiply
    3,049.25x = 6,830.50 × 6,830.50
  4. Step 4: Simplify right side
    3,049.25x = 46,655,730.25
  5. Step 5: Solve for x
    x = 46,655,730.25/3,049.25
  6. Step 6: Final answer
    x = 15,300.72

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.