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Finding the Third Proportional to 59,821,086 and 129,851,703

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Solution

The third proportional to 59,821,086 and 129,851,703 is: 281,864,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,821,086 : 129,851,703 = 129,851,703 : x
  2. Step 2: Convert to fraction form
    59,821,086/129,851,703 = 129,851,703/x
  3. Step 3: Cross multiply
    59,821,086x = 129,851,703 × 129,851,703
  4. Step 4: Simplify right side
    59,821,086x = 16,861,464,772,000,208
  5. Step 5: Solve for x
    x = 16,861,464,772,000,208/59,821,086
  6. Step 6: Final answer
    x = 281,864,905.83

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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.