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Finding the Third Proportional to 6,205 and 13,403

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Solution

The third proportional to 6,205 and 13,403 is: 28,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205 : 13,403 = 13,403 : x
  2. Step 2: Convert to fraction form
    6,205/13,403 = 13,403/x
  3. Step 3: Cross multiply
    6,205x = 13,403 × 13,403
  4. Step 4: Simplify right side
    6,205x = 179,640,409
  5. Step 5: Solve for x
    x = 179,640,409/6,205
  6. Step 6: Final answer
    x = 28,950.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.