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Finding the Third Proportional to 16,978,952 and 36,646,748

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Solution

The third proportional to 16,978,952 and 36,646,748 is: 79,096,998.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,978,952 : 36,646,748 = 36,646,748 : x
  2. Step 2: Convert to fraction form
    16,978,952/36,646,748 = 36,646,748/x
  3. Step 3: Cross multiply
    16,978,952x = 36,646,748 × 36,646,748
  4. Step 4: Simplify right side
    16,978,952x = 1,342,984,138,975,504
  5. Step 5: Solve for x
    x = 1,342,984,138,975,504/16,978,952
  6. Step 6: Final answer
    x = 79,096,998.39

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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.