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Finding the Third Proportional to 39,521,433 and 85,640,208

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Solution

The third proportional to 39,521,433 and 85,640,208 is: 185,576,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,521,433 : 85,640,208 = 85,640,208 : x
  2. Step 2: Convert to fraction form
    39,521,433/85,640,208 = 85,640,208/x
  3. Step 3: Cross multiply
    39,521,433x = 85,640,208 × 85,640,208
  4. Step 4: Simplify right side
    39,521,433x = 7,334,245,226,283,264
  5. Step 5: Solve for x
    x = 7,334,245,226,283,264/39,521,433
  6. Step 6: Final answer
    x = 185,576,399.17

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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.