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Finding the Third Proportional to 40,598,520 and 87,534,732

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Solution

The third proportional to 40,598,520 and 87,534,732 is: 188,734,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,598,520 : 87,534,732 = 87,534,732 : x
  2. Step 2: Convert to fraction form
    40,598,520/87,534,732 = 87,534,732/x
  3. Step 3: Cross multiply
    40,598,520x = 87,534,732 × 87,534,732
  4. Step 4: Simplify right side
    40,598,520x = 7,662,329,306,311,824
  5. Step 5: Solve for x
    x = 7,662,329,306,311,824/40,598,520
  6. Step 6: Final answer
    x = 188,734,202.78

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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.