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Finding the Third Proportional to 47,560 and 73,618

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Solution

The third proportional to 47,560 and 73,618 is: 113,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,560 : 73,618 = 73,618 : x
  2. Step 2: Convert to fraction form
    47,560/73,618 = 73,618/x
  3. Step 3: Cross multiply
    47,560x = 73,618 × 73,618
  4. Step 4: Simplify right side
    47,560x = 5,419,609,924
  5. Step 5: Solve for x
    x = 5,419,609,924/47,560
  6. Step 6: Final answer
    x = 113,953.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.