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Finding the Third Proportional to 18,004,558.50 and 39,424,239

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Solution

The third proportional to 18,004,558.50 and 39,424,239 is: 86,326,505.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004,558.50 : 39,424,239 = 39,424,239 : x
  2. Step 2: Convert to fraction form
    18,004,558.50/39,424,239 = 39,424,239/x
  3. Step 3: Cross multiply
    18,004,558.50x = 39,424,239 × 39,424,239
  4. Step 4: Simplify right side
    18,004,558.50x = 1,554,270,620,729,121
  5. Step 5: Solve for x
    x = 1,554,270,620,729,121/18,004,558.50
  6. Step 6: Final answer
    x = 86,326,505.63

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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.