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Finding the Third Proportional to 6,604 and 15,580

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Solution

The third proportional to 6,604 and 15,580 is: 36,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604 : 15,580 = 15,580 : x
  2. Step 2: Convert to fraction form
    6,604/15,580 = 15,580/x
  3. Step 3: Cross multiply
    6,604x = 15,580 × 15,580
  4. Step 4: Simplify right side
    6,604x = 242,736,400
  5. Step 5: Solve for x
    x = 242,736,400/6,604
  6. Step 6: Final answer
    x = 36,755.97

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.