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Finding the Third Proportional to 4,061 and 7,618

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Solution

The third proportional to 4,061 and 7,618 is: 14,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061 : 7,618 = 7,618 : x
  2. Step 2: Convert to fraction form
    4,061/7,618 = 7,618/x
  3. Step 3: Cross multiply
    4,061x = 7,618 × 7,618
  4. Step 4: Simplify right side
    4,061x = 58,033,924
  5. Step 5: Solve for x
    x = 58,033,924/4,061
  6. Step 6: Final answer
    x = 14,290.55

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.