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Finding the Third Proportional to 42,733,122.75 and 86,976,456.75

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Solution

The third proportional to 42,733,122.75 and 86,976,456.75 is: 177,026,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733,122.75 : 86,976,456.75 = 86,976,456.75 : x
  2. Step 2: Convert to fraction form
    42,733,122.75/86,976,456.75 = 86,976,456.75/x
  3. Step 3: Cross multiply
    42,733,122.75x = 86,976,456.75 × 86,976,456.75
  4. Step 4: Simplify right side
    42,733,122.75x = 7,564,904,028,784,621
  5. Step 5: Solve for x
    x = 7,564,904,028,784,621/42,733,122.75
  6. Step 6: Final answer
    x = 177,026,707.67

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.