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Finding the Third Proportional to 8,943,861.38 and 13,947,233.63

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Solution

The third proportional to 8,943,861.38 and 13,947,233.63 is: 21,749,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943,861.38 : 13,947,233.63 = 13,947,233.63 : x
  2. Step 2: Convert to fraction form
    8,943,861.38/13,947,233.63 = 13,947,233.63/x
  3. Step 3: Cross multiply
    8,943,861.38x = 13,947,233.63 × 13,947,233.63
  4. Step 4: Simplify right side
    8,943,861.38x = 194,525,325,790,330.62
  5. Step 5: Solve for x
    x = 194,525,325,790,330.62/8,943,861.38
  6. Step 6: Final answer
    x = 21,749,590.88

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.