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Finding the Third Proportional to 16,824,681.50 and 36,520,794

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Solution

The third proportional to 16,824,681.50 and 36,520,794 is: 79,274,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,681.50 : 36,520,794 = 36,520,794 : x
  2. Step 2: Convert to fraction form
    16,824,681.50/36,520,794 = 36,520,794/x
  3. Step 3: Cross multiply
    16,824,681.50x = 36,520,794 × 36,520,794
  4. Step 4: Simplify right side
    16,824,681.50x = 1,333,768,394,390,436
  5. Step 5: Solve for x
    x = 1,333,768,394,390,436/16,824,681.50
  6. Step 6: Final answer
    x = 79,274,510.75

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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.