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Finding the Third Proportional to 38,618 and 83,752

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Solution

The third proportional to 38,618 and 83,752 is: 181,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,618 : 83,752 = 83,752 : x
  2. Step 2: Convert to fraction form
    38,618/83,752 = 83,752/x
  3. Step 3: Cross multiply
    38,618x = 83,752 × 83,752
  4. Step 4: Simplify right side
    38,618x = 7,014,397,504
  5. Step 5: Solve for x
    x = 7,014,397,504/38,618
  6. Step 6: Final answer
    x = 181,635.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.