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Finding the Third Proportional to 70,536,806.25 and 108,950,318.25

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Solution

The third proportional to 70,536,806.25 and 108,950,318.25 is: 168,283,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,536,806.25 : 108,950,318.25 = 108,950,318.25 : x
  2. Step 2: Convert to fraction form
    70,536,806.25/108,950,318.25 = 108,950,318.25/x
  3. Step 3: Cross multiply
    70,536,806.25x = 108,950,318.25 × 108,950,318.25
  4. Step 4: Simplify right side
    70,536,806.25x = 11,870,171,846,776,284
  5. Step 5: Solve for x
    x = 11,870,171,846,776,284/70,536,806.25
  6. Step 6: Final answer
    x = 168,283,375.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.