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Finding the Third Proportional to 2,854.50 and 6,830.25

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Solution

The third proportional to 2,854.50 and 6,830.25 is: 16,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.50 : 6,830.25 = 6,830.25 : x
  2. Step 2: Convert to fraction form
    2,854.50/6,830.25 = 6,830.25/x
  3. Step 3: Cross multiply
    2,854.50x = 6,830.25 × 6,830.25
  4. Step 4: Simplify right side
    2,854.50x = 46,652,315.06
  5. Step 5: Solve for x
    x = 46,652,315.06/2,854.50
  6. Step 6: Final answer
    x = 16,343.43

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.