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Finding the Third Proportional to 17,999,039 and 38,871,079

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Solution

The third proportional to 17,999,039 and 38,871,079 is: 83,946,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999,039 : 38,871,079 = 38,871,079 : x
  2. Step 2: Convert to fraction form
    17,999,039/38,871,079 = 38,871,079/x
  3. Step 3: Cross multiply
    17,999,039x = 38,871,079 × 38,871,079
  4. Step 4: Simplify right side
    17,999,039x = 1,510,960,782,624,241
  5. Step 5: Solve for x
    x = 1,510,960,782,624,241/17,999,039
  6. Step 6: Final answer
    x = 83,946,747.52

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.