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Finding the Third Proportional to 3,618 and 6,527.25

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Solution

The third proportional to 3,618 and 6,527.25 is: 11,775.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618 : 6,527.25 = 6,527.25 : x
  2. Step 2: Convert to fraction form
    3,618/6,527.25 = 6,527.25/x
  3. Step 3: Cross multiply
    3,618x = 6,527.25 × 6,527.25
  4. Step 4: Simplify right side
    3,618x = 42,604,992.56
  5. Step 5: Solve for x
    x = 42,604,992.56/3,618
  6. Step 6: Final answer
    x = 11,775.84

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.