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Finding the Third Proportional to 8,606,257.50 and 18,726,729

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Solution

The third proportional to 8,606,257.50 and 18,726,729 is: 40,748,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,257.50 : 18,726,729 = 18,726,729 : x
  2. Step 2: Convert to fraction form
    8,606,257.50/18,726,729 = 18,726,729/x
  3. Step 3: Cross multiply
    8,606,257.50x = 18,726,729 × 18,726,729
  4. Step 4: Simplify right side
    8,606,257.50x = 350,690,379,039,441
  5. Step 5: Solve for x
    x = 350,690,379,039,441/8,606,257.50
  6. Step 6: Final answer
    x = 40,748,301.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.