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Finding the Third Proportional to 45,330.75 and 63,723.38

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Solution

The third proportional to 45,330.75 and 63,723.38 is: 89,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.75 : 63,723.38 = 63,723.38 : x
  2. Step 2: Convert to fraction form
    45,330.75/63,723.38 = 63,723.38/x
  3. Step 3: Cross multiply
    45,330.75x = 63,723.38 × 63,723.38
  4. Step 4: Simplify right side
    45,330.75x = 4,060,668,521.39
  5. Step 5: Solve for x
    x = 4,060,668,521.39/45,330.75
  6. Step 6: Final answer
    x = 89,578.67

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.