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Finding the Third Proportional to 6,475 and 13,715

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Solution

The third proportional to 6,475 and 13,715 is: 29,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475 : 13,715 = 13,715 : x
  2. Step 2: Convert to fraction form
    6,475/13,715 = 13,715/x
  3. Step 3: Cross multiply
    6,475x = 13,715 × 13,715
  4. Step 4: Simplify right side
    6,475x = 188,101,225
  5. Step 5: Solve for x
    x = 188,101,225/6,475
  6. Step 6: Final answer
    x = 29,050.38

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.