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Finding the Third Proportional to 3,538,047 and 7,738,539

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Solution

The third proportional to 3,538,047 and 7,738,539 is: 16,926,000.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,047 : 7,738,539 = 7,738,539 : x
  2. Step 2: Convert to fraction form
    3,538,047/7,738,539 = 7,738,539/x
  3. Step 3: Cross multiply
    3,538,047x = 7,738,539 × 7,738,539
  4. Step 4: Simplify right side
    3,538,047x = 59,884,985,854,521
  5. Step 5: Solve for x
    x = 59,884,985,854,521/3,538,047
  6. Step 6: Final answer
    x = 16,926,000.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.